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When comparing two groups on some continuous measure, the independent variable is...

Nominal or interval scale

Ordinal or ratio scale

Nominal or ordinal scale

Ratio or nominal scale

When comparing two groups on some continuous measure, the dependent variable is...

Nominal or interval scale

Interval or ratio scale

Ratio or ordinal scale

Ratio or nominal scale

The statistical test used to compare two groups on a continuous variable is...

One-sample t-test

Dependent samples t-test

Independent samples t-test

Paired samples t-test

The null hypothesis states that...

1) there is no significant difference between groups

2) there is a significant difference between groups

3) the groups are statistically equivalent

4) options 1 and 3

The alternative hypothesis states that...

There is no significant difference between groups

There is a significant difference between groups

The group are statistically equivalent

None of the above

When conducting statistical tests, we are testing...

The alternative hypothesis

The null hypothesis

Both the null and alternative hypothesis

The research question

In the video, what is the research question being examined?

Is there a difference in gender between different education levels

Is there a difference in education level between males and females

Is there a difference in education level among males

Is there a difference in education level among females

Based on the video, which of the following is the independent variable?

1) males and females

2) gender

3) education level

4) option 1 and 2

Which of the following is the dependent variable?

1) males and females

2) gender

3) education level

4) option 1 and 2

If the results of the independent samples t-test reveal no gender differences in education level, then...

1) we fail to reject the null

2) we reject the null

3) we accept the null

4) options 1 and 3

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