Answered: A study suggests that the average…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

See similar textbooks

Related questions

Question

A study suggests that the average college student spends 20 hours per week preparing for classes. Your research team believes this claim is an overestimate and decides to collect their sample for a hypothesis test. a) Fill in the missing value in the null hypothesis below: H0 : u0 = b) write out your teams' alternative hypothesis in notation form: H1: c) your team randomly recruits 35 students for your study. Based on this sample size, should you use z or t-test statistics for your hypothesis test? Explain your reasoning? d) write out the decision rule for your hypothesis test. Make sure to include the appropriate z or t critical value. You may assume a 5% significant level e) on average, your team found that the 35 subjects in your sample spent 15.8 hours a week preparing for classes with a standard deviation of 8.9 hours. use this information to calculate the appropriate test statistics. f) make a decision using the decision rule in (d) and the calculated test statistics in (e). Write out an appropriate conclusion.

Expert Solution

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

$Statistical Power and Errors$

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, statistics and related others by exploring similar questions and additional content below.

Similar questions