Answered: The test Statistic is (round…

Name: A well-known brokerage firm executive claimed that 10% of investors ar
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Description: A well-known brokerage firm executive claimed that 10% of investors are currently confident of meeting their investment goals. An XYZ Investor Optimism Survey, conducted over a two week period, found that in a sample of 200 people, 6% of them said th

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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A well-known brokerage firm executive claimed that 10% of investors are currently confident of meeting their investment goals. An XYZ Investor Optimism Survey, conducted over a two week period, found that in a sample of 200 people, 6% of them said they are confident of meeting their goals.

Test the claim that the proportion of people who are confide

The null and alternative hypothesis would be:

H0:p=0.1
H1:p<0.1

The test is : Left Tailed

The test Statistic is (round to 3 decimal places)

The P value is (round to 4 decimal places)

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