Answers: 1
Mathematics, 22.06.2019 03:50, jescanarias22
Arandom sample of n = 25 observations is taken from a n(”, Ï ) population. a 95% confidence interval for ” was calculated to be (42.16, 57.84). the researcher feels that this interval is too wide. you want to reduce the interval to a width at most 12 units. a) for a confidence level of 95%, calculate the smallest sample size needed. b) for a sample size fixed at n = 25, calculate the largest confidence level 100(1 â α)% needed.
Answers: 3
Mathematics, 22.06.2019 05:00, globalremix
Lena draws a square with an area that is greater than the area of rectangle b. what are two possible side lengths of lena's square? explain.
Answers: 3
Determine all the zeros of m(x) =x^2-4x+3...
Mathematics, 02.02.2020 17:49
History, 02.02.2020 17:49
Mathematics, 02.02.2020 17:49
Mathematics, 02.02.2020 17:49