Enter Title

Nature of Data

100

1. Which scale of measurement is being used to record the eye color of study participants as either blue, brown, or green?

   A) Nominal

   B) Ordinal

   C) Interval

   D) Ratio

A) Nominal

200

2. The distribution of exam scores with a range of 0-100 represents what scale of measurement?

   A) Nominal

   B) Ordinal

   C) Interval

   D) Ratio

D) Ratio

300

3. What scale of measurement is being used when participants rate attitude statements from 1 = strongly disagree to 5 = strongly agree?

   A) Nominal

   B) Ordinal

   C) Interval

   D) Ratio

B) Ordinal

Parametric/Non-Parametric

100

1. Body temperature data follows a normal distribution. Is this an appropriate situation for a parametric statistical test?

A) Yes

B) No

A) Yes

200

2. A researcher has ordinal data from a small sample size of 25 participants. Should parametric or nonparametric statistical tests be used?

A) Parametric

B) Nonparametric

B) Nonparametric

300

If data violates assumptions such as normality or equal variances, when would you use nonparametric over parametric tests?

A) When sample size is small

B) When data is ordinal

C) When assumptions of parametric tests are violated

D) All of the above

D) All of the above

Appropriate Statistical Tests

100

1. Comparing the mean exam performance for students under two different teaching methods:

A) Correlation

B) ANOVA

C) Independent samples t-test

D) Chi-square test

 C) Independent samples t-test

200

Evaluating the relationship between anxiety levels and academic performance with interval data for both variables:

A) ANOVA

B) Regression

C) Pearson's correlation

D) Spearman's rho

C) Pearson's correlation

300

3. Testing whether proportions of those in favor of a policy differ between men and women when data is categorical:

A) Independent samples t-test

B) Paired samples t-test

C) Chi-square test

D) ANOVA

C) Chi-square test