Twenty Psychology Students Took a 10-Point Practice Test

question 130

Multiple Choice

Twenty psychology students took a 10-point practice test.Their scores were as follows: 3,3,4,5,5,5,6,6,6,6,8,8,9,9,9,9,10,10,10,10.What would be the median?

• A) 4.0
• B) 6.7
• C) 7.0
• D) 8.0

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Definitions:

Null Hypothesis

The null hypothesis is a statement that there is no effect or no difference, and it serves as the assumption to be tested in statistical analyses.

T-test

A statistical method employed to assess if there's a significant difference between the average values of two distinct groups.

Critical Value

A point on the test distribution that is compared with the test statistic to determine whether to reject the null hypothesis.

Alpha

The level of significance in statistical testing, representing the probability of rejecting the null hypothesis when it is actually true.