Dr. Barnes is interested in the sexual behavior of middle-aged adults. She goes to a large corporation and collects data on all clerical workers who meet this criterion. Dr. Barnes calls her study "The Sexual Behavior of Middle-Aged American Workers."
Dr. Barnes' study can be criticized on the grounds that .

the findings are not based on a representative sample.

Explanation:

Dr. Barnes' study can be criticized on the grounds that: the sample used is not representative.

Explanation:

For an investigation to be accurate it is most importan to obtained results out of a representative sample. For this, object of study should be covered in those samples. In this case the research is about the sexual behavior of Middle Aged American Workers, which is a wide range of study to cover. and too many aspects to be consider to choose a correct sample. To obtain conclusions in this study a critic could be that the sample s not representatives, due to the wide range of the population chosen for the study (Americans workes of middle aged).

the median of the data is 4.

step-by-step explanation:

the median means the middle number of a given number.

to decide which one is the median, arrange in ascending or descending order. but sometimes, you may find two(2) number in the middle, but it's easy, just add them together and divide by 2.

so,   determine the median of the data. 2, 3, 3, 4, 5, 7, 9

it is already arranged, count 3 times forward and 3 backward and the one left is your answer.

2,3,3,4,5,7,9

our answer is 4.

hope this !

1. government controls industry through policy

2.government is both a consumer and a producer

4. government can use policy t influence economy

i did this!