Mathematics, 23.01.2020 21:31, epmooneyham7372
An srs of 350 350 high school seniors gained an average of ¯ x = 22.61 x¯=22.61 points in their second attempt at the sat mathematics exam. assume that the change in score has a normal distribution with standard deviation σ = 53.63 . σ=53.63. we want to estimate the mean change in score μ μ in the population of all high school seniors. (a) using the 68 68 – 95 95 – 99.7 99.7 rule or the z - z- table (table a), give a 95 % 95% confidence interval ( a , b ) (a, b) for μ μ based on this sample.
Answers: 2
Mathematics, 21.06.2019 13:00, zaylelangaigne2006
Giving 100 points asap bev has to cut her grandma's grass this weekend and wants to know exactly how much area she will be cutting. calculate the area of the polygon. be sure to show all your work and explain your answer.
Answers: 1
Mathematics, 22.06.2019 01:00, mleighaj9560
38 points and brainliest plz answer question in word document
Answers: 1
An srs of 350 350 high school seniors gained an average of ¯ x = 22.61 x¯=22.61 points in their seco...
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