Mathematics, 01.04.2021 20:10 pooperjooper
An article reported that 27% of US consumers would prefer to have a car that runs on diesel
than gasoline. Suppose you suspect that the proportion might be different in your city than
where this survey was conducted. What is the required sample size if you want to estimate the
proportion to within .05 with a 95% confidence?
Remember: ME=2*
|p(1-p)
A. 385
B. 384
O
C. 303
D. 302
Answers: 2
Mathematics, 21.06.2019 15:50
Astandard deck of cards contains 52 cards. one card is selected from the deck. (a) compute the probability of randomly selecting a seven or king. (b) compute the probability of randomly selecting a seven or king or jack. (c) compute the probability of randomly selecting a queen or spade.
Answers: 2
Mathematics, 21.06.2019 19:30
Last month, a 770 g box of cereal was sold at a grocery store for $3.10. however, this month, the cereal manufacturer launched the same cereal in a 640 g box, which is being sold at $2.50. what is the percent change in the unit price?
Answers: 1
Mathematics, 21.06.2019 21:20
Find the missing variable for a parallelogram: a = latex: 28in^2 28 i n 2 h = b = 6.3 in (1in=2.54cm)
Answers: 3
An article reported that 27% of US consumers would prefer to have a car that runs on diesel
than ga...
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