Mathematics, 22.03.2021 17:30 madelyngv97
he management of a department store is interested in estimating the difference between the mean credit purchases of customers using the store's credit card versus those customers using a national major credit card. You are given the following information. Store's Card Major Credit Card Sample size 64 49 Sample mean $140 $125 Population standard deviation $10 $8 At 95% confidence, the margin of error is a. 15. b. 1.694. c. 3.32. d. 1.96.
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Mathematics, 21.06.2019 17:40, ayoismeisalex
Which number produces a rationale number when multiplied by 1/5
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Helena lost her marbles. but then she found them and put them in 44 bags with mm marbles in each bag. she had 33 marbles left over that didn't fit in the bags.
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Mathematics, 21.06.2019 22:30, lorilhuff8197
Proving the parallelogram diagonal theoremgiven abcd is a parralelogam, diagnals ac and bd intersect at eprove ae is conruent to ce and be is congruent to de
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he management of a department store is interested in estimating the difference between the mean cred...
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