Sample size to estimate an unknown population means
Use E = $136 and a confidence level of 99% and known standard deviation (sigma) of = $503. Find the minimum sample size to estimate an unknown population means M.
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Determine a so the equation is true: (a 3) (2b-1)i=5 9i. The certain population rises according to model. Use model to find population when t=10.
A manager of small store wanted to discourage shoplifters by putting signs around store saying "Shoplifting is a crime!" But, he wanted to ensure this would not result in customers buying less.
Suppose that the flaws along magnetic tape follow a Poisson distribution with a mean of 0.2 flapper meter. Let X denotes the distance between two successive flaws.
Find amount of energy released by the earthquake of magnitude 7.5. First, simplify problem so that it is written in form b = log a. Then, solve problem for E, energy released by earthquake.
Distance between home plate and dead center field is 417ft. Find distance from dead center field to third base. The distance between home plate and third base is given as 90ft.
The strip of ribbon is cut in 3 smaller strips in ratio 2:3:5. If shortest of three strip is 30 inches in length, determine length, in inches, of ribbon before it was cut?
Suppose that prices of certain model of new homes are normally distributed with the mean of $150,000. Find out the percentage of buyers who paid more than $154,800 if the standard deviation is $2,400
In random sample of 150 clerical workers, 30 show an intense dislike for their jobs. Compute a 94% confidence interval for proportion of clerical workers who show an intense dislike for their jobs.
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