Mathematics, 28.06.2020 15:01, moneydee123
Phone company A conducted a study that showed 97% customer satisfaction, with a standard deviation of 1%. The sample included 25 people who appear in one of their commercials during the past three years
phone company B conducted a study to show 94% customer satisfaction with a standard deviation of 4% a random sample consisting of 100 customers
which of the company claims is more believable and why? 
A. Phone Company A because the time span was longer
B. Phone company B bc the sample was not biased
C. Company A bc the standard deviation is smaller
D. Company B because the standard deviation is larger
Answers: 2
Mathematics, 21.06.2019 21:30, Harriche
The perimeter of a rectangular lot of land is 436 ft. this includes an easement of x feet of uniform width inside the lot on which no building can be done. if the buildable area is 122 ft by 60 ft, determine the width of the easement. select one: a. 9 feet b. 18 feet c. 4.5 feet d. 7 feet
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Agroup of three friends order a combo meal which includes two slices of pizza and a drink each drink is priced at $2.50 the combined total of $31.50 how much is the cost of a slice of pizza
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Use a standard normal table to determine the probability. give your answer as a decimal to four decimal places. −1.5< < 1.5)
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Phone company A conducted a study that showed 97% customer satisfaction, with a standard deviation o...
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