Mathematics, 28.01.2020 10:31 kperez1186
Amedical researcher wants to determine the percentage of females who take vitamins. he wishes to be 99% confident the estimate is within 2% points of the true proportion. a recent study of 180 females showed that 25% took vitamins.
a) how large should the sample size be?
b) if no estimate of the sample proportion is available how large should the sample be?
Answers: 3
Mathematics, 21.06.2019 13:30
Apath 3 m wide runs around the inside of a square park inside 60 m.find the area of the path.pls
Answers: 2
Mathematics, 21.06.2019 14:30
anyone? find the second, fifth, and ninth terms of a sequence where the first term is 65 and the common difference is -7. 72, 93, 121 72, 79, 86 58, 37, 9 58, 51, 44
Answers: 1
Mathematics, 21.06.2019 15:00
Idonβt understand this.. will someone ? will mark brainliest along with 20 points.
Answers: 2
Mathematics, 21.06.2019 18:50
Abag contains 4 red, 7 blue and 5 yellow marbles. event a is defined as drawing a yellow marble on the first draw and event b is defined as drawing a blue marble on the second draw. if two marbles are drawn from the bag, one after the other and not replaced, what is p(b|a) expressed in simplest form? a. 7/16 b. 7/15 c. 14/16 d. 14/15
Answers: 1
Amedical researcher wants to determine the percentage of females who take vitamins. he wishes to be...
Mathematics, 04.07.2019 17:10
Mathematics, 04.07.2019 17:10
History, 04.07.2019 17:10
English, 04.07.2019 17:10
Biology, 04.07.2019 17:10
Geography, 04.07.2019 17:10
Biology, 04.07.2019 17:10
History, 04.07.2019 17:10