Mathematics, 02.11.2020 17:40 1846252
You wish to estimate the mean number of travel days per year for salespeople. The mean of a small pilot study was 150 days, with a standard deviation of 34 days. If you want to estimate the population mean within 8 days, how many salespeople should you sample? Use the 99% confidence level.
Answers: 2
Mathematics, 21.06.2019 18:30
Apsychology student wishes to investigate differences in political opinions between business majors and political science majors at her college. she randomly selects 100 students from the 260 business majors and 100 students from the 180 political science majors. does this sampling plan result in a simple random sample? why or why not? no, because each group of 200 students in the sample does not have the same chance of being selected. yes, because each group of 200 students in the sample has the same chance of being selected. no, because each individual student does not have an equal chance of being selected. yes, because each individual student has the same chance of being selected.
Answers: 1
Mathematics, 21.06.2019 19:30
Solve for x and y: 217x + 131y = 913; 131x + 217y = 827
Answers: 1
Mathematics, 21.06.2019 20:00
Ialready asked this but i never got an answer. will give a high rating and perhaps brainliest. choose the linear inequality that describes the graph. the gray area represents the shaded region. y ≤ –4x – 2 y > –4x – 2 y ≥ –4x – 2 y < 4x – 2
Answers: 1
Mathematics, 21.06.2019 20:00
Which of the following is the inverse of y = 3∧x y = 1/3∧x y = ㏒3x y = (1/3) ∧x y = ㏒ 1/3∧x
Answers: 1
You wish to estimate the mean number of travel days per year for salespeople. The mean of a small pi...
Mathematics, 08.12.2021 18:10
English, 08.12.2021 18:10
History, 08.12.2021 18:10
Mathematics, 08.12.2021 18:10
Mathematics, 08.12.2021 18:10
Biology, 08.12.2021 18:10
English, 08.12.2021 18:10
Mathematics, 08.12.2021 18:10
World Languages, 08.12.2021 18:10
History, 08.12.2021 18:10
Chemistry, 08.12.2021 18:10
Computers and Technology, 08.12.2021 18:10
Spanish, 08.12.2021 18:10