Mathematics, 13.06.2020 18:57 macingram
The countries of Europe report that 46% of the labor force is female. The United Nations wonders if the percentage of females in the labor force is the same in the United States. Representatives from the United States Department of Labor plan to check a random sample of over 10,000 employment records on file to estimate the percentage of females in the United States labor force. a) [2 points] They select a random sample of 525 employment records, and find that 226 of the people are females. Obtain a point estimate for the proportion of females in the U. S. labor force. b) [2 points] Compute a 95% confidence interval for the proportion of females in the U. S. labor force. c)[3 points] Interpret your confidence interval from part (b) in context. d)[2 points] Using your confidence interval results from part (b), can we conclude that females make up a majority of the U. S. labor force? Why or why not? Explain your reasoning.
Answers: 1
Mathematics, 21.06.2019 16:30, Cinders13
The radius of the circle is 4 cm and the measure of the central angle is 90° the area of the sector with a central angle measuring 90° and radius of length 4 cm is vt cm the triangle in the sector is 4 cm the area of the triangle is v/cm² the area of the segment of the circle is (471 - ) cm?
Answers: 1
Mathematics, 22.06.2019 01:30, nickeymcorrea
The pyraminx is a rubik's cube-type toy in the shape of a tetrahedron. the pyraminx shown below has edges 15\,\text{cm}15cm long and vertical height h=12.2\,\text{cm}h=12.2cm. the triangle drawn with dashed lines is a right triangle. what is the distance rr? round your answer to the nearest tenth.
Answers: 1
The countries of Europe report that 46% of the labor force is female. The United Nations wonders if...
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