, and a confidence level of 
, we have the following confidence interval of proportions.
.
, z is the value of Z that has a pvalue of 
, so 
.
. So
The NWBC found that 42.1% of women-owned businesses provided retirement plans contributions.
...
Mathematics, 24.02.2020 19:00 wendii87wh
The NWBC found that 42.1% of women-owned businesses provided retirement plans contributions.
What sample size could be 95% confident that the estimated (sample) proportion is within 4 percentage points of the true population proportion?
Answers: 3
Other questions on the subject: Mathematics
Mathematics, 20.06.2019 18:04, Clayton2847
1. convert. simplify your answer and write it as a proper fraction or as a whole or as a mixed number. 4oz=_ pounds 2. find 1/3 of 66
Answers: 2
Mathematics, 21.06.2019 22:00, kristineford198
What value is a discontinuity of x squared plus 8 x plus 4, all over x squared minus x minus 6?
Answers: 2
Mathematics, 21.06.2019 22:10, ansonferns983
Given: ae ≅ ce ; de ≅ be prove: abcd is a parallelogram. we have that ab || dc. by a similar argument used to prove that △aeb ≅ △ced, we can show that △ ≅ △ceb by. so, ∠cad ≅ ∠ by cpctc. therefore, ad || bc by the converse of the theorem. since both pair of opposite sides are parallel, quadrilateral abcd is a parallelogram.
Answers: 1
Mathematics, 21.06.2019 22:30, clickbaitdxl
Pls never taught i’m really confused and i rlly need
Answers: 1
You know the right answer?
Questions in other subjects:
Mathematics, 29.04.2021 02:30
Mathematics, 29.04.2021 02:30
Social Studies, 29.04.2021 02:30
History, 29.04.2021 02:30
