subject
Mathematics, 01.07.2021 19:20 vhife4901

In a recent study of animal sleep times at the zoo, the mean amount of sleep per night is 6.3 hours with a standard deviation of 2.1. If 23 animals are selected, find the probability that the mean sleep time per night is greater than 8 hours.

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 18:00
Pls if a cow has a mass of 9×10^2 kilograms, and a blue whale has a mass of 1.8×10^5 kilograms, which of these statements is true?
Answers: 3
question
Mathematics, 22.06.2019 00:00
Heather is riding a quadratic function that represents a parabola that touches but does not cross the x-axis at x=-6
Answers: 1
question
Mathematics, 22.06.2019 01:00
Can anyone explain to me how to do this? anything will .
Answers: 1
question
Mathematics, 22.06.2019 01:00
Taina went to the toy store and spent $21.05 on a board game, $2.75 on coloring books, and $13.22 on a model airplane. about how much money did taina spend in the toy store?
Answers: 3
You know the right answer?
In a recent study of animal sleep times at the zoo, the mean amount of sleep per night is 6.3 hours...
Questions
question
Mathematics, 29.01.2021 09:00
question
Mathematics, 29.01.2021 09:00
question
History, 29.01.2021 09:00
Questions on the website: 13722367