Mathematics, 30.12.2019 23:31, deepspy599otchpd
Two college roommates have each committed to donating to charity each week for the next year. the roommates’ weekly incomes are independent of each other. suppose the amount donated in a week by one roommate is approximately normal with mean $30 and standard deviation $10, and the amount donated in a week by the other roommate is approximately normal with mean $60 and standard deviation $20. which of the following is closest to the expected number of weeks in a 52-week year that their combined donation will exceed $120 ? 0; the combined donation never exceeds $120 in a weeka1 weekb3 weeksc5 weeksd8 weeks
Answers: 1
Mathematics, 21.06.2019 15:00, lexibyrd120
Explain why the function is discontinuous at the given number a. (select all that apply.) f(x) = 1 x + 1 a = −1 f(−1) is undefined. lim x→−1+ f(x) and lim x→−1− f(x) exist, but are not equal. lim x→−1 f(x) does not exist. f(−1) and lim x→−1 f(x) exist, but are not equal. none of the above
Answers: 3
Mathematics, 21.06.2019 17:10, makaylashrout77
Which of the following expressions is equal to 2x^2+8
Answers: 2
Mathematics, 21.06.2019 18:30, luvme68297
Which statement justifies why angle ebc measures 90?
Answers: 3
Two college roommates have each committed to donating to charity each week for the next year. the ro...
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