Question

which two activities are examples of data collecting?

a. asking people what their favorite radio program is

b. graphing the heights of waves

c. using the results of a poll to predict who will be the next president

d. measuring the heights of basketball players

Explanation:

Data collection involves gathering raw information. Option A: Asking people about their favorite radio program is collecting responses (data). Option D: Measuring basketball players' heights is gathering numerical data. Option B is data representation (graphing), and Option C is data analysis/prediction (using data to predict), not collection.

Answer:

A. Asking people what their favorite radio program is, D. Measuring the heights of basketball players