Home /
Expert Answers /
Statistics and Probability /
please-answer-both-john-wishes-to-estimate-the-population-standard-deviation-of-salary-of-colle-pa638

please answer both ????

John wishes to estimate the population standard deviation of salary of college graduates who took a statistics course in college. How many college graduates must he survey? Assume that he wants to be the sample standard deviation to be within $5%$ of the population standard deviation and to be $99%$ confident of that statement.
Question 13 $4pts$ Assume that you want to test the claim that the paired sample data come from a population for which the mean difference is $?_{d}=0$. Compute the absolute value of the test statistic. (Round your answer to nearest hundredth. Hint: The correct test statistic is positive.)

Live Sessions

Online Lab Report Help

Online Project Report Help

Online Assignment Help

Essay Writing Help

CPM Homework Help

Mortgage Calculator

Electrical Engineering

Civil Engineering

Chemical Engineering

Electronics and Communication Engineering

Mathematics

Physics

Chemistry

Software Works/ Computer Science

Other Subjects

100% Correct Solutions

24/7 Availability

One stop destination for all subject

Cost Effective

Solved on Time

Plagiarism Free Solutions

Confidentiality