A sports equipment company conducts a survey of 1,000 people in the state of California. (For the purposes of this question, you can assume that this represents a simple random sample of all people in the state.) Of these, 165 report that they went camping in the past year. (a) To do part (b) you need a box model. The SD of the box is ___________. Is the SD of the population known or estimated in this problem? ______________. (b) The percentage of all people in California who went camping in the past year is estimated to be ________% and this estimate is likely to be off by about ________%. (c) A 95% confidence interval for the percentage of all people in California who went camping last year goes from ________% to ________%.
A sports equipment company conducts a survey of 1,000 people in the state of California. (For the purposes of this question, you can assume that this represents a simple random sample of all people in the state.) Of these, 165 report that they went camping in the past year.
(a) To do part (b) you need a box model. The SD of the box is ___________.
Is the SD of the population known or estimated in this problem? ______________.
(b) The percentage of all people in California who went camping in the past year is estimated to be ________% and this estimate is likely to be off by about ________%.
(c) A 95% confidence interval for the percentage of all people in California who went camping last year goes from ________% to ________%.
Trending now
This is a popular solution!
Step by step
Solved in 3 steps with 1 images
