Question

suppose a survey of 540 women in the united states found that 70% are the primary investor in their household. which part of the survey represents the descriptive branch of statistics? make an inference based on the results of the survey.

choose the best statement of the descriptive statistic in the problem.
a. about 70% of women in the united states are the primary investor in their household.
b. 540 women were surveyed.
c. there is an association between the 540 women and being the primary investor in their household.
d. 70% of women in the sample are the primary investor in their household.

choose the best inference from the given information.
a. there is an association between the 540 women and being the primary investor in their household.
b. 540 women were surveyed.
c. 70% of women in the sample are the primary investor in their household.
d. about 70% of women in the united states are the primary investor in their household.

Explanation:

Step1: Define descriptive statistic

Descriptive statistics summarize data from a sample. Here, the fact that 70% of the 540 - surveyed women are primary investors in their household is a descriptive statistic about the sample.

Step2: Analyze inference

Inference is about making generalizations from sample data to a population. Estimating that about 70% of women in the United States are primary investors in their household is an inference based on the sample data.

Answer:

Choose the best statement of the descriptive statistic in the problem: D. 70% of women in the sample are the primary investor in their household.
Choose the best inference from the given information: D. About 70% of women in the United States are the primary investor in their household.