Mathematics, 10.10.2019 05:20, happy121906
Atotal of 30 bears consisting of 10 red bears, 10 yellow bears, and 10 blue bears are randomly arranged in a bucket. a child begins grabbing the bears at random, with all selections equally likely. the bears are selected "without replacement", i. e., she never puts the bears back after she grabs them. let x denote the number of bears that she grabs before the first red bear appears (but not including the first red bear itself) 3
a. find e(x) 3
b. find var (x)
Answers: 1
Mathematics, 22.06.2019 02:30, lieunekop8fm90
The center on a target has a diameter of 5 inches. the whole target has a diameter of 25 inches. complete the explanation for what part of the whole target is the center. the center of the target takes up % of the whole target.
Answers: 3
Mathematics, 22.06.2019 03:00, babyj93
Ashley recently opened a store that sells only natural ingredients. she wants to advertise her products by distributing bags of samples in her neighborhood. it takes one person 22 minutes to prepare one bag. how many hours will it take to prepare 900900 bags of samples if ashley and 55 of her friends do the work?
Answers: 1
Atotal of 30 bears consisting of 10 red bears, 10 yellow bears, and 10 blue bears are randomly arran...
Geography, 27.09.2019 17:30
Mathematics, 27.09.2019 17:30
History, 27.09.2019 17:30
Health, 27.09.2019 17:30
History, 27.09.2019 17:30
Mathematics, 27.09.2019 17:30
Physics, 27.09.2019 17:30
Biology, 27.09.2019 17:30
English, 27.09.2019 17:30