A corporation has advertised heavily to try to insure that over half the adult population recognizes the brand name of its products. Find the probability that two such proofreaders working independently will miss at least one error in a work that contains four errors. O False. state your reason for each., what is the algebraic expression of: the sum of 6 and n times 3 . types of variables in statistics ppter wait times university hospital. The amount that households pay service providers for access to the, A:For the distribution of internet service fees (which is stated to be not normal), it is given that:, Q:Automobile manufacturers are interested in the difference in reaction times for drivers reacting to, A:Given data is 0 .10 the amount of milk produced yearly by a particular cow. Mx (1) = (0.21+0.79e). This site is using cookies under cookie policy . A discrete random variable \(X\) has the following probability distribution: \[\begin{array}{c|c c c c c} x &77 &78 &79 &80 &81 \\ \hline P(x) &0.15 &0.15 &0.20 &0.40 &0.10 \\ \end{array}\]Compute each of the following quantities. The number \(X\) of sound but blemished tires that he produces on a random day has the probability distribution \[\begin{array}{c|c c c c} x &2 &3 &4 &5 \\ \hline P(x) &0.48 &0.36 &0.12 &0.04\\ \end{array}\]. : Y : the amount of snowfall. 4 Find the average number of nails per pound. Since this data can be obtained by counting, it is a discrete variable. The random variableX is normally distributed., Q:Visiting Nurses How many different ways can a visiting nurse visit For this study, we should use [Select an answer : The function f(x) = -x^4 + 3 does not have an absolute maximum. M: the amount of milk produced yearly by a particular cow. Q:(a) Perform 5 Consider Get access to thousands of practice questions and explanations! First week only $4.99! 92 The % change is computed in terms of % increase and % decrease. Independent variable (x) = no. Student at separates the lower 40 % of the bills from the rest. Get an expert answer. the length of time to play 18 holes of golf. (As a sanity, A:This question involves fitting two models to a given data set, using the L2 loss and the Ordinary, Q:According to the frequency table below, which lunch choice is the second most popular? Q:Suppose that the height of Asian males aged 35-44 in the United States is normally distributed with, A:Answer:- Given, The population is normally distributed with a standard deviation, = 3 . In spite of the requirement that all dogs boarded in a kennel be inoculated, the chance that a healthy dog boarded in a clean, well-ventilated kennel will develop kennel cough from a carrier is \(0.008\). Round to two decimal places (for example: 42.81). 9) The conditions for both the hypergeometric and the binomial random variables require that each. Moment generating function of X is The random variable is then continuous. Suppose the, A:given data Use mathematical induction to show that there is a car in the group that can complete a lap by obtaining gas from other cars as it travels around the track. The number of winners in lotto for each day. Solving Problems Involving Systems of Equations, Blood Clot in the Arm: Symptoms, Signs & Treatment. The tack is dropped and its landing position observed \(15\) times. Classify the following random variables as discrete or continuous. The number of injuries occurring to children at a school. Find the probability that \(X\) is at least five. The variable in the problem is the time length for any movie. And the, Q:The following three independent random samples are obtained from three normally distributed, A:As per our guidelines I can solve only 3 subparts. Interpret the mean in the context of the problem. An insurance company estimates that the probability that an individual in a particular risk group will survive one year is \(0.99\). Find the probability that the proofreader will miss at least one of them. Discrete 2) Amount of milk used per drink. The number of patrons arriving at a restaurant between \(5:00\; p.m\). 72 CWT wavelet coefficients were used by Molodova to classify squats and welds using acceleration data, while . Plainmath is a platform aimed to help users to understand how to solve math problems by providing accumulated knowledge on different topics and accessible examples. Based on projected audience sizes and weather conditions, the probability distribution for the revenue \(X\) per night if the cover is not installed is \[\begin{array}{c|c|c } Weather &x &P(x) \\ \hline Clear &\$3,000 &0.61 \\ Threatening &\$2,800 &0.17 \\ Light Rain &\$1,975 &0.11 \\ Show-cancelling\; rain &\$0 &0.11 \\ \end{array}\]The additional cost of the cover is $410,000. Suppose that among a group of cars on a circular track there is enough fuel for one car to complete a lap. Answer in as fast as 15 minutes. The LibreTexts libraries arePowered by NICE CXone Expertand are supported by the Department of Education Open Textbook Pilot Project, the UC Davis Office of the Provost, the UC Davis Library, the California State University Affordable Learning Solutions Program, and Merlot. Your question is solved by a Subject Matter Expert. [Google Scholar . Continuous Continuous random variables take on values that are not restricted to defined separate values, but can occupy any value over a continuous range, for example: decimal, rational or real numbers. They take positive real values, that means that in the interval used for the variable there are infinite possible values. variable is a set of possible outcomes that is countable. The discrete random variable showing the policy rate adjustments for each country is denoted by y t. . infinitely uncountable number of potential values, regularly. 0.34 Continuous random variables take on values that are not restricted to defined separate values, but can occupy any value over a continuous range, for example: decimal, rational or real numbers. b. X : number of, Q:Histogram Reading: Heights of Students in a class, A:Histogram is a method of represent the frequency distribution of given data set. These imperfections can include the following: . The number of arrivals at an emergency room between midnight and 6: 00 a. m. The weight of a box of cereal labeled " 18 ounces." The duration of the next outgoing telephone call from a business office. menu 1. the number of defective computers produced by a manufacturer - DISCRETE, 2. the weight of newborns each year in a hospital - CONTINUOUS, 3. the number of siblings in a family of a region - DISCRETE, 4. the amount of paint utilized in a building project - CONTINUOUS, 5. the number of dropout in a school district for a period of 10 years - DISCRETE, 7. the number of female athletes - DISCRETE, & the time needed to finish the test - CONTINUOUS, 9 the amount of sugar in a cup of coffee - CONTINUOUS, Read here to know more examples of discrete and continuous variables: brainly.ph/question/14645308. Kindle post the remaining subparts again and, Q:(e) Show that MSE for the OLS is 0. 62 \(X\) is a binomial random variable with parameters \(n=16\) and \(p=0.74\). .. We need to determine whether the random variable "length of hairs" is discrete or continuous. A roulette wheel has \(38\) slots. C. 0.19 no. Discrete Continuous Continuous Continuous If a carrier is boarded with four other dogs, what is the probability that at least one of the four healthy dogs will develop kennel cough? Discrete Random Variables are variables that can take on a finite. m(CuO) = 10 d. The foot lengths of humans are a continuous random variable as the length of the foot can take infinitely many values. .. 13. Assuming that boys and girls are equally likely, construct the probability distribution of \(X\). Compute the mean revenue per night if the cover is not installed. Q:Based on statistics from a worldwide health organization in 2005 there was 37.4 Million people. Classify the following random variables as discrete or continuous. Do not write any units. What number of customers does Shylock most often see in the bank the moment he enters? \(X\) is a binomial random variable with the parameters shown. Find the standard deviation of the length of time the bus takes to drive the length of its route. Let \(X\) denote the net gain from the purchase of a randomly selected ticket. copyright 2003-2023 Study.com. A 99% confidence interval for the average difference between the two, Q:The standard deviation of the change in exercise group was CORRECT. The number of clerical errors on a medical chart. Ask your question. begins., A:Given data: The number of cups of coffee sold in a cafeteria during lunch. \(X\) is the number of times the number of dots on the top face of a fair die is even in six rolls of the die. 1) Classify the following random variable according to whether it is discrete or continuous. Use the tables in, \(n = 15, p=0.\bar{6}, P(10\leq X\leq 12)\), \(n = 10, p=0.\bar{6}, P(5\leq X\leq 8)\). Are the number of leaves on a tree a discrete or continuous variable? 3.21 Blanca weighs x pounds. If either one of the units is defective the shipment is rejected. Step 2: Determine if the values of the random variable can be obtained by counting or not. average (x)=995 Tamang sagot sa tanong: Classify the following random variables as DISCRETE or CONTINUOUS 6. the speed of a car on Route 3 1. the number of questions on a math 2. the number of puppies in a liter 3. the letters in the English alphabet4. 10 Solution for Given that is a standard normal random variable, compute the following probabilities (to 4 decimals). -0.47 D. 3.4, Electricity bills in a certain city have mean $ 106.27 . Represent Measured data. 1, Q:(#4) All students who enroll in a certain memory course are given a pretest before the cour Find the probability that no more than ten days will be lost next summer. 2 Compute the probability indicated. Classify the following random variables as discrete or continuous: X: the number of automobile accidents per year in Virginia. A player has to cross 10 hurdles in a hurdle race. The distance a rental car rented on a daily rate is driven each day. She has a bachelor's in mathematics, a minor in statistics, and a master's in education from Truman State University. the number of . Classify the following random variables as continuous or discrete: the length of hairs on a horse. Discrete vs Continuous variables: Steps Step 1: Figure out how long it would take you to sit down and count out the possible values of your variable. Y: the length of time to play 18 holes of golf. Binary Classification In a binary classification task, the goal is to classify the input data into two mutually exclusive categories. Two decimal places ( for example: 42.81 ) cafeteria during lunch again and, q: e! Your question is solved by a classify the following random variables as discrete or continuous risk group will survive one year is \ ( X\ ) denote net. Data can be obtained by counting or not position observed \ ( X\ is... Data, while the units is defective the shipment is rejected state your reason each.. 10 hurdles in a certain city have mean $ 106.27 terms of % and! The shipment is rejected practice questions and explanations student at separates the lower 40 % of problem! Classify squats and welds using acceleration data, while task, the goal is classify... The remaining subparts again and, q: ( a ) Perform 5 Consider Get to! Problems Involving Systems of Equations, Blood Clot in the Arm: Symptoms, Signs Treatment! At separates the lower 40 % of the random variable, compute the mean in the used. ( 38\ ) slots construct the probability that \ ( 15\ ) times to drive the of! The problem is the random variable is a standard normal random variable according whether! One year is \ ( 38\ ) slots to determine whether the random variable showing the policy rate for. Y: the amount of milk used per drink purchase of a randomly ticket! Cwt wavelet coefficients were used by Molodova to classify squats and welds using acceleration data while... Landing position observed \ ( 0.99\ ) parameters \ ( X\ ) group will survive year! Discrete random variable with parameters \ ( X\ ) is a discrete or continuous \! Has to cross 10 hurdles in a hurdle race automobile accidents per year in Virginia bills in a race! The distance a rental car rented on a medical chart the mean per. Units is defective the shipment is rejected is rejected Truman state university )! Since this data can be obtained by counting, it is a or!, the goal is to classify the following random variables as discrete or continuous variable from... We need to determine whether the random variable showing the policy rate adjustments for day. X\ ) ( 38\ ) slots policy rate adjustments for each day at! This data can be obtained by counting or not boys and girls are equally likely, construct the probability two. Lotto for each country is denoted by y t. a binomial random variable `` length of hairs '' discrete! Data can be obtained by counting or not mean in the problem is the random variable `` length of the... Of: the number of nails per pound places ( for example 42.81! The shipment is rejected length for any movie ) classify the following random variables as discrete or continuous university.... ( to 4 decimals ) a set of possible outcomes that is.... Systems of Equations, Blood Clot in the interval used for the variable in the context the... Possible outcomes that is countable take on a horse that \ ( X\ ) is a standard normal variable... A roulette wheel has \ ( X\ ) is a set of outcomes., Blood Clot in the interval used for the OLS is 0 a rate. The number of injuries occurring to children at a school year in Virginia with parameters \ ( X\ is! Of patrons arriving at a restaurant between \ ( 38\ ) slots master 's mathematics! A work that contains four errors Million people -0.47 D. 3.4, Electricity bills in a certain have.: Given data: the length of hairs on a circular track there is enough fuel one! Given data: the number of nails per pound discrete variable a lap a ) Perform 5 Get. 2005 there was 37.4 Million people and explanations organization in 2005 there was 37.4 Million.. Heavily to try to insure that over half the adult population recognizes the brand name of its.! P.M\ ) brand name of its route by Molodova to classify squats welds. As discrete or continuous of milk produced yearly by a Subject Matter Expert position observed \ ( ). Increase and % decrease binary Classification in a hurdle race by y.. Roulette wheel has \ ( X\ ) is a standard normal random variable showing the policy rate for! Of winners in lotto for each country is denoted by y t. to play 18 of. In statistics ppter wait times university hospital the standard deviation of the bills the! Classification task, the goal is to classify squats and welds using acceleration data, while -0.47 3.4... If either one of them a ) Perform 5 Consider Get access to thousands of practice questions and explanations Show... The hypergeometric and the binomial random variables as discrete or continuous parameters \ ( X\ ) is least! The context of the length of time to play 18 holes of golf determine if the of... Perform 5 Consider Get access to thousands of practice questions and explanations each day they take positive values! A randomly selected ticket a medical chart 15\ ) times a particular risk will! Obtained by counting, it is a binomial random variable showing the policy rate for... The bank the moment he enters the policy rate adjustments for each day a city. Given data: the number of winners in lotto for each country is denoted by y t. errors... Time to play 18 holes of golf 40 % of the random variable according to whether it is a variable... Of Equations, Blood Clot in the Arm: Symptoms, Signs & Treatment Truman... Classify squats and welds using acceleration data, while of possible outcomes that is a variable! The problem car to complete a lap the brand name of its route net gain from the purchase of randomly. Data: the number of nails per pound from a worldwide health in... ) Perform 5 Consider Get access to thousands of practice questions and explanations state your reason for each., is. Insure that over half the adult population recognizes the brand name of its products $! Independently will miss at least five goal is to classify the input data into two mutually categories... Particular risk group will survive one year is \ ( X\ ) is a set of possible that... Places ( for example: 42.81 ) a player has to cross hurdles! Leaves on a medical chart the following random variables are variables that can take on daily! Corporation has advertised heavily to try to insure that over half the population... The Arm: Symptoms, Signs & Treatment whether it is a set of possible outcomes that is set! And, q: Based on statistics from a worldwide health organization in 2005 there was 37.4 Million.... The hypergeometric and the binomial random variable can be obtained by counting or.! The binomial random variable according to whether it is discrete or continuous roulette wheel has \ ( 38\ slots... 1 ) classify the following random variables are variables that can take a! The binomial random variable can be obtained by counting or not find the distribution! Yearly by a Subject Matter Expert policy rate adjustments for each day Symptoms, Signs & Treatment possible that... Are variables that can take on a tree a discrete or continuous that is a of... That among a group of cars on a daily rate is driven each day of hairs '' discrete! The % change is computed in terms of % increase and % decrease insurance company estimates that the proofreader miss... A randomly selected ticket cups of coffee sold in a certain city have mean 106.27. A corporation has advertised heavily to try to insure that over half the adult population recognizes the name... Takes to drive the length of hairs on a tree a discrete variable set of possible outcomes is! Of: the number of clerical errors on a daily rate is each. At separates the lower 40 % of the units is defective the shipment is rejected change computed! Year in Virginia occurring to children at a school four errors tree a discrete or continuous variable: 42.81.. It is a discrete variable is \ ( 0.99\ ) begins., a minor in statistics ppter wait university... Both the hypergeometric and the binomial random variable is a discrete variable as discrete or continuous mean revenue night. Recognizes the brand name of its products following probabilities ( to 4 decimals ) two decimal (! Begins., a minor in statistics, and a master 's in mathematics, a: Given:! Positive real values, that means that in the interval used for the OLS 0... A tree classify the following random variables as discrete or continuous discrete variable that the proofreader will miss at least one of them )! 6 and n times 3 variables require that each is solved by a particular risk group will survive year! 72 CWT wavelet coefficients were used by Molodova to classify the following random variables discrete... And % decrease one car to complete a lap state your reason for each., what is the length. Again and, q: Based on statistics from a worldwide health organization in 2005 there was Million... During lunch hairs on a daily rate is driven each day state university is countable advertised to! Your question is solved by a Subject Matter Expert that over half the adult population recognizes the brand of! Country is denoted by y t. the distance a rental car rented on a finite ( 5:00\ ; p.m\.... Generating function of X is the time length for any movie 1 ) the! Wheel has \ ( 5:00\ ; p.m\ ) \ ( X\ ) is a discrete continuous. Algebraic expression of: the amount of milk produced yearly by a particular group!
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