Mathematics, 26.01.2020 05:31, angie07253
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.
Answers: 2
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Mercedes is conducting a study about the costs of prom dresses. her school has 2500 students. she as...
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