Mathematics, 18.12.2019 18:31 averiemiranda1
Twenty-two concrete blocks were sampled and tested for crushing strength in order to estimate the proportion that were sufficiently strong for a certain application. eighteen of the 22 blocks were sufficiently strong. use the small-sample method to construct a 95% confidence interval for the proportion of blocks that are sufficiently strong.
Answers: 1
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Given: klmn is a parallelogram m? n=3m? k, lf ? kn , ld ? nm kf=2 cm, fn=4 cm find: lf, ld
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Twenty-two concrete blocks were sampled and tested for crushing strength in order to estimate the pr...
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