According to the Kelley School of Business Career Outcomes report for the class of 2018, the average starting salary of accounting major graduates is $51,330. Assume the distribution of salaries is bell-shaped and the population standard deviation is $3,300. 14 You obtain a random sample of 16 graduates. The probability that the sample mean salary is greater than $52,500 is . A 0.1020 B 0.0853 C 0.0778 D 0.0618 15 In repeated samples of size n = 16 graduates selected from this population, the fraction of sample means that fall within $49,830 and $52,830 is. A 0.9452 B 0.9312 C 0.9146 D 0.8948 16 In a state referendum the proportion of voters who favor the proposition to legalize marijuana is π = 0.52. A pollster polls a random sample of n = 500 voters. The probability that the poll will wrongly predict the defeat of the propositions is __. A 0.1841 B 0.2005 C 0.2177 D 0.2358

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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According to the Kelley School of Business Career Outcomes report for the class of 2018, the average starting salary of accounting major graduates is $51,330. Assume the distribution of salaries is bell-shaped and the population standard deviation is $3,300.
14	You obtain a random sample of 16 graduates. The probability that the sample mean salary is greater than $52,500 is ________.

A	0.1020
B	0.0853
C	0.0778
D	0.0618

15	In repeated samples of size n = 16 graduates selected from this population, the fraction of sample means that fall within $49,830 and $52,830 is______.

A	0.9452
B	0.9312
C	0.9146
D	0.8948

16	In a state referendum the proportion of voters who favor the proposition to legalize marijuana is π = 0.52. A pollster polls a random sample of n = 500 voters. The probability that the poll will wrongly predict the defeat of the propositions is ________.


A	0.1841
B	0.2005
C	0.2177
D	0.2358

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