Mathematics, 05.03.2020 17:24, eriks7779
A website manager has noticed that during the evening hours, about 5 people per minute check out from their shopping cart and make an online purchase. She believes that each purchase is independent of the others and wants to model the number of purchases per minute. a) What model might you suggest to model the number of purchases per minute? b) What is the probability that in any one minute at least one purchase is made? c) What is the probability that seven people make a purchase in the next four minutes?
Answers: 2
Mathematics, 21.06.2019 19:30, kayla232734
When x = 3 and y = 5, by how much does the value of 3x2 – 2y exceed the value of 2x2 – 3y ?
Answers: 2
Mathematics, 22.06.2019 01:20, ramenbowlz
Do one of the following, as appropriate: (a) find the critical value z subscript alpha divided by 2 , (b) find the critical value t subscript alpha divided by 2 . 99%; nequals 17; sigma is unknown; population appears to be normally distributed.
Answers: 3
Mathematics, 22.06.2019 01:30, zairaefh6496
Kelli swam upstream for some distance in a hour. she then swam downstream the same river for the same distance in only 6 minutes. if the river flows at 5km/hr, how fast can kelli swim in still water?
Answers: 3
A website manager has noticed that during the evening hours, about 5 people per minute check out fro...
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