Asked by Massiel Toribio Peralta on Jun 09, 2024
Verified
In which of the following situations would you MOST likely use the t-test for dependent means?
A) comparing smokers versus non smokers
B) comparing stress levels before and after a yoga class
C) comparing first graders versus college students
D) comparing a sample mean versus a hypothesized population mean
T-test
A type of inferential statistic used to determine if there is a significant difference between the means of two variables, often used when the data sets would follow a normal distribution and have a known standard deviation.
Dependent Means
Pertains to a statistical analysis involving paired or matched samples, comparing the means between two related groups.
- Compare and contrast dependent and independent t-tests in terms of their utilization.
Verified Answer
VS
vicmarie simpriJun 10, 2024
Final Answer :
B
Explanation :
The t-test for dependent means is used when comparing the means of two related or paired samples, such as comparing stress levels before and after a yoga class for the same group of people. Option A involves comparing means of two independent groups, option C involves comparing means of vastly different groups, and option D involves comparing a sample mean to a population mean without a paired sample.
Learning Objectives
- Compare and contrast dependent and independent t-tests in terms of their utilization.