Mathematics, 20.08.2020 21:01 shawnamiller31412
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
Mathematics, 21.06.2019 13:50
James wants to promote his band on the internet. site a offers website hosting for $4.95 per month with a $49.95 startup fee. site b offers website hosting for $9.95 per month with no startup fee. for how many months would james need to keep the website for site a to be a better choice than site b? define a variable for the situation. write an inequality that represents the situation. solve the inequality to find out how many months he needs to keep the website for site a to be less expensive than site b. using words, describe how many months he needs to keep the website for site a to be less expensive than site b.
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Which system of linear inequalities is represented by the graph?
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Julie multiplies 6.27 by 7 and claims the product is 438.9 .explain without multiplying how you know juliesanswer is not correct.find the correct answer
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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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