Complete parts (a) and (b) below.The number of dogs per household in a small town5.0.00843.0 02420.0.671Dogs0.2050.0780.014Probability(a) Find the mean, variance, and standard deviation of the probability distribution.Find the mean of the probability distribution.p= (Round to one decimal place as needed.)Find the variance of the probability distribution.o = (Round to one decimal place as needed.)Find the standard deviation of the probability distribution.(Round to one decimal place as needed.)(b) Interpret the results in the context of the real-life situation.O A. A household on average has 0.5 dog with a standard deviation of 17 dogs.O B. A household on average has 0.9 dog with a standard deviation of 0.9 dog.OC. A household on average has 0.9 dog with a standard deviation of 0.5 dog.O D. A household on average has 0.5 dog with a standard deviation of 0.9 dog.Type here to search

We want to find the mean and variance and standard deviations

Answered: Complete parts (a) and (b) below. The…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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rce esources Options nication Tools A census collected data on everyone that lived in a certain small town. The random variable X is the number of girls born to a randomly selected couple in that town who has four children. Its probability distribution is shown below. Complete parts a through c. X 4 0 P(X=x) 0.0857 710. 1 0.2447 2 0.3208 3 0.2415 0.1073 a. Find and interpret the mean of the random variable. = 2.0400 (Round to four decimal places as needed.) Interpret the mean. Select the correct choice below and fill in the answer box to complete your choice. (Round to four decimal places as needed.) OA. The mean number of girls in a family is OB. The mean number of girls in a family with four children is OC. The mean number of children in a family with four girls is Check answer Help me solve this View an example A C 000 000 F10 SU F3 F4 ! 77 2 # 3 $ 4 % 5 Get more help. F5 A C MacBook Air F6 A 6 & 7 44 F7 * CO 8 DII F8 Clear all DD F9 ( 9 O ) 0 P - F11 F12 + = } T 1 delete
Complete parts (a) and (b) below. The number of dogs per household in a small town Dogs 1 3 4 Probability 0.671 0.207 0.081 0.021 0.013 0.007 Find the mean of the probability distribution. |(Round to one decimal place as needed.) Find the variance of the probability distribution. o2 = (Round to one decimal place as needed.) Find the standard deviation of the probability distribution. (Round to one decimal place as needed.) (b) Interpret the results in the context of the real-life situation. AS O A. A household on average has 0.5 dog with a standard deviation of 0.9 dog. B. A household on average has 0.5 dog with a standard deviation of 14 dogs. O C. A household on average has 0.9 dog with a standard deviation of 0.5 dog. D. A household on average has 0.8 dog with a standard deviation of 0.9 dog. CL IN (1,0) More Next
Complete parts (a) and (b) below. The number of dogs per household in a small town Dogs 0 2 Probability 0.638 0.089 1 0.223 0= 3 0.026 4 0.015 5 0.008 (a) Find the mean, variance, and standard deviation of the probability distribution. Find the mean of the probability distribution. (Round to one decimal place as needed.) Find the variance of the probability distribution. o² = (Round to one decimal place as needed.) Find the standard deviation of the probability distribution. (Round to one decimal place as needed.) (b) Interpret the results in the context of the real-life situation. A. A household on average has 0.6 dog with a standard deviation of 15 dogs. B. A household on average has 1.0 dog with a standard deviation of 0.6 dog. C. A household on average has 0.9 dog with a standard deviation of 1.0 dog. OD. A household on average has 0.6 dog with a standard deviation of 1.0 dog. 0
K← Complete parts (a) and (b) below. The number of dogs per household in a small town Dogs 0 2 Probability 0.663 0.083 1 0.214 3 0.020 4 0.014 5 0.006 (a) Find the mean, variance, and standard deviation of the probability distribution. Find the mean of the probability distribution. μ= (Round to one decimal place as needed.)
Save Use the probability distribution to complete parts (a) and (b) below. The number of defects per 1000 machine parts inspected Defects 1 4 Probability 0.262 0.301 0.243 0.138 0.042 0.014 (a) Find the mean, variance, and standard deviation of the probability distribution. The mean is . (Round to one decimal place as needed.) Incorrect
Complete parts (a) and (b) below. The number of dogs per household in a small town Dogs 2 0 0.630 Probability 0.090 1 0.234 3 0.022 4 0.015 5 0.009 (a) Find the mean, variance, and standard deviation of the probability distribution. Find the mean of the probability distribution. μ = (Round to one decimal place as needed.) Find the variance of the probability distribution. o² = (Round to one decimal place as needed.) Find the standard deviation of the probability distribution. (Round to one decimal place as needed.) (b) Interpret the results in the context of the real-life situation. OA. A household on average has 1.0 dog with a standard deviation of 0.6 dog. OB. A household on average has 0.6 dog with a standard deviation of 16 dogs. OC. A household on average has 0.9 dog with a standard deviation of 1.0 dog. D. A household on average has 0.6 dog with a standard deviation of 1.0 dog.
X = 0, 1, 2, 3 P(x) = 0.05, 0,2, 0.1, p.65 Find the mean of this probability distribution. Round answer one decimal place.
Use the probability distribution to complete parts (a) and (b) below. The number of school-related extracurricular activities per student Activities 0 1 2 3 4 5 6 7 Probability 0.061 0.122 0.164 0.178 0.211 0.127 0.082 0.055 (a) Find the mean, variance, and standard deviation of the probability distribution. (b) Interpret the results. The mean is ______so the average student is involved in_____The standard deviation is_____so the typical number of activities per student deviates_______
P(x) 0.2 0.2 2 0.25 3. 0.35 Find the mean of this probability distribution. Round your answer to one decimal place. > Next Question
Pls answer number 1 and 2
Complete parts (a) and (b) below. The number of dogs per household in a small town Dogs 3 4 5 Probability 0.644 0.220 0.089 0.023 0.015 0.009 (a) Find the mean, variance, and standard deviation of the probability distribution. Find the mean of the probability distribution. με (Round to one decimal place as needed.)
X P(x) 0.2 1 0.3 2 0.05 3 0.45 Find the mean of this probability distribution. Round your answer to one decimal place.

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