A Researcher Conducts Two T Tests

question 11

Multiple Choice

A researcher conducts two t tests.Test 1 is a two-tailed test with a smaller sample size at a .05 level of significance.Test 2 is a two-tailed test with a larger sample size at a .05 level of significance.What do you know about the degrees of freedom for each test?

• A) Test 1 is associated with larger degrees of freedom.
• B) Test 2 is associated with larger degrees of freedom.
• C) Each test is associated with the same degrees of freedom.
• D) It depends; there is not enough information to answer this question.

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Definitions:

Confidence Interval

A range of values used to estimate the true value of a population parameter with a certain level of confidence.

Population Standard Deviation

A measure of the amount of variation or dispersion present in a set of values within an entire population.

Applicants' Grades

The academic scores or marks obtained by individuals applying for admission to educational programs.

Chi-Squared Test

A statistical test used to determine if there is a significant difference between observed frequencies and expected frequencies in categorical data.