Mathematics, 22.03.2021 21:20 Lockdown
Bill and Steve are best friends who have jobs at Cub after school. The distribution of
Bill's weekly income is approximately normal with mean $225 and standard
deviation $25. The distribution of Steve's weekly income is approximately normal with
mean $240 and standard deviation $15. Assuming their weekly incomes are
independent of each other, which of the following is closest to the probability that Bill will
have a greater income than Steve in a randomly selected week?
Answers: 2
Mathematics, 21.06.2019 13:40
Acertain standardized? test's math scores have a? bell-shaped distribution with a mean of 520 and a standard deviation of 105. complete parts? (a) through? (c)
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Mathematics, 21.06.2019 17:00
Suppose i flip two identical coins. what is the probability that i get one head and one tail?
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Two customers went to a post office. first customer paid $12 for 14 and 5 envelopes the second paid 24.80 for 10 postcards and 15 envelopes. what is cost of each envelope?
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Mathematics, 21.06.2019 17:30
The train station clock runs too fast and gains 5 minutes every 10 days. how many minutes and seconds will it have gained at the end of 9 days?
Answers: 2
Bill and Steve are best friends who have jobs at Cub after school. The distribution of
Bill's weekl...
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