Mercedes is conducting a study about the costs of prom dresses. Her school has 2500 students. She asks 10 of the girls in her AP

Question

3 years ago

7

Mercedes is conducting a study about the costs of prom dresses. Her school has 2500 students. She asks 10 of the girls in her AP

statistics class to participate in a survey. She bases her findings on these results. Is this a valid study? Why or why not?
A) NO, she should ask the girls in her chorus class instead
B) YES, asking 10 girls in her class will give her a good sample to work with.
C) YES, drawing a sample only from AP statistics gives a random sample of girls attending prom at the school.
D) NO, drawing a sample only from AP statistics does not give a random sample of girls attending prom at the school.

Mathematics

2 answers:

Natali5045456 [20] · Answer 1 · 2022-08-02T20:18:00+03:00

Natali5045456 [20]3 years ago

6 0

Answer choice d is the right one

Bingel [31] · Answer 2 · 2022-08-02T18:06:52+03:00

Bingel [31]3 years ago

5 0

The right answer is D. Happy to Help!