Use the probability distribution to complete parts (a) and (b) below.The number of school-related extracurricular activities per studentActivities23456Probability 0.059 0.123 0.162 0.177 0.216 0.127 0.084 0.052(a) Find the mean, variance, and standard deviation of the probability distribution.The mean is(Roundone decimal place as needed.)The variance is.(Round to one decimal place as needed.)The standard deviation is.(Roundone decimal place as needed.)(b) Interpret the results.The mean is , so the average studentinvolved inV The standard deviation is so the typical number of activities per student(Round to one decimal place as needed.)deviates from the mean by about 4 activities.does not deviate from the mean.deviates from the mean by about 2 activities.deviates from the mean by more than 4 activities.O Timo Use the probability distribution to complete parts (a) and (b) below.The number of school-related extracurricular activities per studentActivitiesProbability1234570.059 0.123 0.162 0.177 0.216 0.127 0.084 0.052(a) Find the mean, variance, and standard deviation of the probability distribution.The mean is(Round to one decimal place as needed.)The variance is(Round to one decimal place as needed.)The standard deviation is(Round to one decimal place as needed.)(b) Interpret the results.The mean isso the average student is involved inThe standard deviation is , so the typical number of activities per student(Round to one decimal place as needed.)at least 5 activities.3 or 4 activities.no activities.

Answered: Use the probability distribution to…

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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Use the probability distribution to complete parts (a) and (b) below. The number of school-related extracurricular activities per student Activities 0 4 5 1 2 3 6 7 0 Probability 0.057 0.121 0.163 0.177 0.216 0.127 0.086 0.053 (a) Find the mean, variance, and standard deviation of the probability distribution. The mean is 3.4. (Round to one decimal place as needed.) The variance is (Round to one decimal place as needed.)
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Use the probability distribution to complete parts (a) and (b) below. The number of defects per 1000 machine parts inspected Defects 0 1 2 3 4 5 Probability 0.255 0.294 0.235 0.158 0.042 0.016 (a) Find the mean, variance, and standard deviation of the probability distribution. The mean is enter your response here. (Round to one decimal place as needed.)
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 0.059 0.121 0.163 0.178 0.212 0.129 0.085 0.053 Probability The mean is (Round to one decimal place as needed.) The variance is (Round to one decimal place as needed.) The standard deviation is (Round to one decimal place as needed.) (b) Interpret the results. The mean is, so the average student is involved in typical number of activities per student (Round to one decimal place as needed.) 3 or 4 activities. no activities. at least 5 activities. The standard deviation is, so the ining: 00-55-29
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