In your sample, there are two groups of people: those who have a high school degree and those who have a bachelor's degree or higher. The following table shows the sample statistics of the two groups. You hypothesize that in general those who have a bachelor's degree or higher should earn more than those who have a high school degree. The estimated standard error is $360. Education Group 1 High school Group 2 BA or higher Sample size 361 mean $19,500 st.dev $3,800 169 $20,500 $3,900
In your sample, there are two groups of people: those who have a high school degree and those who have a bachelor's degree or higher. The following table shows the sample statistics of the two groups. You hypothesize that in general those who have a bachelor's degree or higher should earn more than those who have a high school degree. The estimated standard error is $360. Education Group 1 High school Group 2 BA or higher Sample size 361 mean $19,500 st.dev $3,800 169 $20,500 $3,900
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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Question
Suppose that you conducted a t-test at the .01 level with a different hypothesis: you wondered if the two groups had different incomes. What would be your decision?
(A) Reject the null hypothesis.
(B) Fail to reject the null hypothesis.
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