Mathematics, 20.08.2020 01:01 sherylpoche23
SOMEONE HELP PLEASE I DON'T UNDERSTAND ANY OF THIS please help
(1) The standard deviation for a set of data is 9.5. The mean is 205. What is the margin of error?
(2)The standard deviation of a population is 1.9.
What is the margin of error?
(3) The results of a survey indicate that the true proportion of households who want a park in their neighborhood is likely in the interval (0.52, 0.8) .
What is the point estimate of the proportion of households who want a park in their neighborhood?
(4) In a sample of 200 bottles at a factory, 38 had major defects. The sampling method had a margin of error of 0.02.
What is the interval estimate for the proportion that would have defects in the form (lower limit, upper limit) ?
Answers: 1
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SOMEONE HELP PLEASE I DON'T UNDERSTAND ANY OF THIS please help
(1) The standard deviation for a set...
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