Mathematics, 03.12.2021 22:00, umezinwachukwuebuka1
A university with a high water bill is interested in estimating the mean amount of time that students spend in the shower each day. In a sample of 32 students, the average time was 5.04 minutes and the samples standard deviation was 0.96 minutes. Using this sample information, construct a 99% confidence interval for the mean amount of time that students spend in the shower each day. (a) What is the lower limit of the 99% interval? Give your answer to three decimal places. (b) What is the upper limit of the 99% interval? Give your answer to three decimal places.
Answers: 3
Mathematics, 21.06.2019 14:00, ashley232323
∠aed is formed inside a circle by two intersecting chords. if minor arc bd = 70 and minor arc ac = 180, what is the measure of ∠ aed? a) 45° b) 50° c) 55° d) 60°
Answers: 1
Mathematics, 21.06.2019 19:00, Olavarriafamily1
The figures below are made out of circles, semicircles, quarter circles, and a square. find the area and the perimeter of each figure and give your answers as a completely simplified exact value in terms of π (no approximations).
Answers: 1
A university with a high water bill is interested in estimating the mean amount of time that student...
Mathematics, 20.01.2020 01:31
Mathematics, 20.01.2020 01:31