Mathematics

Mathematics, 20.05.2021 02:40, blackwell0315

Which expression should you simplify to find the 90% confidence interval, given a sample of 80 people with a sample proportion of 0.75?
A. 0.75 +1.645 .
0.75(1-0.75)
80
B. 0.75 +1.645 •
10.75(1–0.75)
80
C. 0.75 + 80 •
0.75(1-0.75)
1.645
O D. 0.75 +
1.645.0.75
80
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