Answered step by step
Verified Expert Solution
Link Copied!

Question

1 Approved Answer

Can you please help solve these two questions . Show working Assume that a simple random sample has been selected from a normally distributed population

Can you please help solve these two questions . Show working

image text in transcribed
Assume that a simple random sample has been selected from a normally distributed population and test the given claim. Use either the traditional method or P-value method as indicated. Identify the null and alternative hypotheses, test statistic, critical value(s) or P-value (or range of P-values) as appropriate, and state the final conclusion that addresses the original claim. 24) A test of sobriety involves measuring the subject's motor skills. Twenty randomly selected sober subjects take the test and produce a mean score of 41.0 with a standard deviation of 3.7. At the 0.01 level of significance, test the claim that the true mean score for all sober subjects is equal to 35.0. Use the traditional method of testing hypotheses. Assume that a simple random sample has been selected from a normally distributed population and test the given claim. Use either the traditional method or P-value method as indicated. Identify the null and alternative hypotheses, test statistic, critical value(s) or P-value , and state the final conclusion that addresses the original claim. 25) A researcher wants to test the claim that convicted burglars spend an average of 18.7 months in jail. She takes a random sample of 11 such cases from court files and finds that x = 21.2 months and s = 7.4 months. Test the claim that u = 18.7 months at the 0.05 significance level. Hint : Identify the null and alternative hypotheses, test statistic, critical value(s) or P-value , and state the final conclusion that addresses the original claim

Step by Step Solution

There are 3 Steps involved in it

Step: 1

blur-text-image

Get Instant Access to Expert-Tailored Solutions

See step-by-step solutions with expert insights and AI powered tools for academic success

Step: 2

blur-text-image_2

Step: 3

blur-text-image_3

Ace Your Homework with AI

Get the answers you need in no time with our AI-driven, step-by-step assistance

Get Started

Recommended Textbook for

Between The Lines Of The Balance Sheet The Plain Mans Guide To Published Accounts

Authors: Michael Greener

2nd Edition

0080240712, 9780080240718

More Books

Students also viewed these Accounting questions