Mathematics, 30.03.2020 14:33 ohgeezy
AP Statistics
Decorate. A store sells ornaments for Christmas trees. The prices of the ornaments are roughly normally distributed with a mean of $7.65 and a standard deviation of $1.45.
A)What is the probability that a randomly selected ornament will cost more than $10?
B)If eight ornaments are randomly selected, what is the probability that exactly 3 of them cost over $10?
Answers: 3
Mathematics, 22.06.2019 03:30
The half-life of a certain material is 0.002 second. approximately how much of a 14-gram sample will be left after 0.004 second? a. 12 grams b. 3.5 grams c. 0.06 gram d. 7 grams
Answers: 1
Mathematics, 22.06.2019 04:50
Which equation can be used to determine the reference angle, r, if 0=7 pi/12?
Answers: 1
AP Statistics
Decorate. A store sells ornaments for Christmas trees. The prices of the...
Decorate. A store sells ornaments for Christmas trees. The prices of the...
English, 17.08.2021 18:50
Social Studies, 17.08.2021 18:50
Biology, 17.08.2021 18:50
Mathematics, 17.08.2021 18:50
Mathematics, 17.08.2021 18:50
English, 17.08.2021 18:50
Mathematics, 17.08.2021 18:50
Mathematics, 17.08.2021 18:50
History, 17.08.2021 18:50
English, 17.08.2021 18:50