Consider the following hypothesis test. H, : µ1 – µ2 0 0 = zrl – Irl : 0H The following results are from independent samples taken from two populations. Sample 1 Sample 2 nį = 35 n2 = 40 E1 = 13.6 E2 = 10.1 81 = 5.5 82 = 8.2 a. What is the value of the test statistic (to 2 decimals)? b. What is the degrees of freedom for the t distribution (round the answer to the previous whole number)?

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
icon
Related questions
Question
Consider the following hypothesis test.
Ho : H1 – H2 = 0
H, : 41 – 42 + 0
The following results are from independent samples taken from two populations.
Sample 1
Sample 2
n1 = 35
n2 = 40
T1 = 13.6
T2 = 10.1
81 = 5.5
82 = 8.2
a. What is the value of the test statistic (to 2 decimals)?
b. What is the degrees of freedom for the t distribution (round the answer to the previous whole number)?
Transcribed Image Text:Consider the following hypothesis test. Ho : H1 – H2 = 0 H, : 41 – 42 + 0 The following results are from independent samples taken from two populations. Sample 1 Sample 2 n1 = 35 n2 = 40 T1 = 13.6 T2 = 10.1 81 = 5.5 82 = 8.2 a. What is the value of the test statistic (to 2 decimals)? b. What is the degrees of freedom for the t distribution (round the answer to the previous whole number)?
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 3 steps

Blurred answer
Similar questions
Recommended textbooks for you
MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
Statistics
ISBN:
9781119256830
Author:
Amos Gilat
Publisher:
John Wiley & Sons Inc
Probability and Statistics for Engineering and th…
Probability and Statistics for Engineering and th…
Statistics
ISBN:
9781305251809
Author:
Jay L. Devore
Publisher:
Cengage Learning
Statistics for The Behavioral Sciences (MindTap C…
Statistics for The Behavioral Sciences (MindTap C…
Statistics
ISBN:
9781305504912
Author:
Frederick J Gravetter, Larry B. Wallnau
Publisher:
Cengage Learning
Elementary Statistics: Picturing the World (7th E…
Elementary Statistics: Picturing the World (7th E…
Statistics
ISBN:
9780134683416
Author:
Ron Larson, Betsy Farber
Publisher:
PEARSON
The Basic Practice of Statistics
The Basic Practice of Statistics
Statistics
ISBN:
9781319042578
Author:
David S. Moore, William I. Notz, Michael A. Fligner
Publisher:
W. H. Freeman
Introduction to the Practice of Statistics
Introduction to the Practice of Statistics
Statistics
ISBN:
9781319013387
Author:
David S. Moore, George P. McCabe, Bruce A. Craig
Publisher:
W. H. Freeman