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,โ0.8) .
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
Mathematics, 21.06.2019 16:30, jrfranckowiak
You are making a blueprint of your bedroom and you plan to use a scale factor of 18 . the actual width of your room is 14 feet and the actual length of your room is 16 feet. determine the width and length of your room on the blueprint. on the blueprint, your room will have a width of feet and a length of feet.
Answers: 2
Mathematics, 21.06.2019 20:30, jmcd10
Create a question with this scenario you could ask that could be answered only by graphing or using logarithm. david estimated he had about 20 fish in his pond. a year later, there were about 1.5 times as many fish. the year after that, the number of fish increased by a factor of 1.5 again. the number of fish is modeled by f(x)=20(1.5)^x.
Answers: 1
Mathematics, 21.06.2019 21:30, allendraven89pds755
Which equation is true? i. 56 รท 4ยท7 = 82 รท (11 + 5) ii. (24 รท 8 + 2)3 = (42 + 9)2 neither i nor ii ii only i and ii i only
Answers: 1
SOMEONE HELP PLEASE I DON'T UNDERSTAND ANY OF THIS please help
(1) The standard deviation for a set...
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