GAT GAT Research and Data Analysis 2

Question 1

Which term describes the difference between the highest and lowest values in a dataset?

Accepted Answer

Range

Answer

The range is calculated by subtracting the minimum value from the maximum value in a dataset.

Question 2

In a GAT passage, a researcher states that a study has 'high internal validity.' This means the study:

Accepted Answer

Accurately measures the cause-and-effect relationship it intended to study

Answer

Internal validity refers to the degree to which a study accurately establishes that changes in one variable cause changes in another, controlling for confounds.

Question 3

A line graph shows a steady upward trend from 2018 to 2023. Which conclusion is BEST supported?

Accepted Answer

The value increased consistently over the observed period

Answer

A line graph can only directly support conclusions about the period shown; the steady upward trend confirms consistent growth during 2018–2023.

Question 4

Which of the following is a PRIMARY source of data for a research project?

Accepted Answer

A survey you design and administer yourself

Answer

A primary source is original, firsthand data collected directly by the researcher, such as a survey, experiment, or interview.

Question 5

In a frequency table, the column labeled 'relative frequency' shows:

Accepted Answer

Each category's count as a proportion of the total

Answer

Relative frequency expresses each category's count as a proportion (or percentage) of the overall total, enabling comparisons across groups.

(GAT) General Achievement Test Practice Test

(GAT) General Achievement Test Practice Test

GAT GAT Research and Data Analysis 2