Mathematics, 20.04.2021 22:10, sophiaa23
2. Swapna gathered data on the number of page views for each of her blog posts .For her 40 latest posts, she found a sample mean of 358 with a population standard deviation of 54.3 .What is the approximate 95% confidence interval for her page views?
Answers: 3
Mathematics, 21.06.2019 19:00, ale1910
Quick! a survey of 57 customers was taken at a bookstore regarding the types of books purchased. the survey found that 33 customers purchased mysteries, 25 purchased science fiction, 18 purchased romance novels, 12 purchased mysteries and science fiction, 9 purchased mysteries and romance novels, 6 purchased science fiction and romance novels, and 2 purchased all three types of books. a) how many of the customers surveyed purchased only mysteries? b) how many purchased mysteries and science fiction, but not romance novels? c) how many purchased mysteries or science fiction? d) how many purchased mysteries or science fiction, but not romance novels? e) how many purchased exactly two types of books?
Answers: 3
Mathematics, 21.06.2019 22:30, Kemosdasavage
Need same math paper but the back now i hope your able to read it cleary i need with hw
Answers: 1
2. Swapna gathered data on the number of page views for each of her blog posts .For her 40 latest po...
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