2) The below data comes from the number of hours per week spent on social media for the in-class randomized controlled trial we conducted. Statistic Treatment Group Control Group Sample Size (Y) 27.7 25.3 Sample Size (n) 29 26 Sample Variance 915.2 106.1 a) Use the data above to calculate the standard error for the difference between two means SE (Y'-Y2) Where the treatment group mean is Y' And the control group mean is Y b) Use a t-statistic to test whether the mean hours on social media for the treatment and control groups are statistically different from each other.

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

9

2) The below data comes from the number of hours per week spent on social media for the
in-class randomized controlled trial we conducted.
Statistic
Treatment Group Control Group
Sample Size (Y)
27.7
25.3
Sample Size (n)
29
26
Sample Variance
915.2
106.1
a) Use the data above to calculate the standard error for the difference between
two means SE (Y' – Y²) Where the treatment group mean is Y' And the control
group mean is Y
b) Use a t-statistic to test whether the mean hours on social media for the
treatment and control groups are statistically different from each other.
Transcribed Image Text:2) The below data comes from the number of hours per week spent on social media for the in-class randomized controlled trial we conducted. Statistic Treatment Group Control Group Sample Size (Y) 27.7 25.3 Sample Size (n) 29 26 Sample Variance 915.2 106.1 a) Use the data above to calculate the standard error for the difference between two means SE (Y' – Y²) Where the treatment group mean is Y' And the control group mean is Y b) Use a t-statistic to test whether the mean hours on social media for the treatment and control groups are statistically different from each other.
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 2 steps with 2 images

Blurred answer
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