For a one sample t-test with sample size 58, the degrees of freedom is:
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question

Transcribed Image Text:The mean number of credits earned by students is claimed to be 30.0. A random sample
is taken to test if the mean is different. The sample has x = 31.2 s= 2.1, and n= 40.
%3D
Use this data to solve problems 7 through 11.
The stem and leaf plot below shows the running times in a 400 m run for a random
sample of 19 runners. 6|0 represents 60 seconds. Use this data for questions 18
through 21.
5|89
6|01558
7|0246689
8|12335
For a one samplet-test with sample size 58, the degrees of freedom is:
а. 58
O b. 59
О с. 57

Transcribed Image Text:Using the data given on no.2: A one sample t-test is conducted
on: Ho:H = 81.6. The sample has
X=84.1 s= 3.1, and n= 25. The test statistic is
a. 0.0806
O b. 1.803
O c. 4.032
Using the data given on No. 2:
A one sample t-test is conducted with H a: H < 10. If t= -2.46
and df = 25, the p-value is:
a. between 0.01
O b. between 0.01
and 0.025
and 0.02
between 0.005 and 0.01
Expert Solution

This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
This is a popular solution!
Trending now
This is a popular solution!
Step by step
Solved in 3 steps with 2 images

Similar questions
Recommended textbooks for you

MATLAB: An Introduction with Applications
Statistics
ISBN:
9781119256830
Author:
Amos Gilat
Publisher:
John Wiley & Sons Inc

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
ISBN:
9781305504912
Author:
Frederick J Gravetter, Larry B. Wallnau
Publisher:
Cengage Learning

MATLAB: An Introduction with Applications
Statistics
ISBN:
9781119256830
Author:
Amos Gilat
Publisher:
John Wiley & Sons Inc

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
ISBN:
9781305504912
Author:
Frederick J Gravetter, Larry B. Wallnau
Publisher:
Cengage Learning

Elementary Statistics: Picturing the World (7th E…
Statistics
ISBN:
9780134683416
Author:
Ron Larson, Betsy Farber
Publisher:
PEARSON

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
Statistics
ISBN:
9781319013387
Author:
David S. Moore, George P. McCabe, Bruce A. Craig
Publisher:
W. H. Freeman