Mathematics, 07.05.2021 01:00 Albala
6. Solve the problem.
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.
0.0001
0.0103
0.2981
0.3207
Answers: 3
Another question on Mathematics
Mathematics, 21.06.2019 16:30
Jackie purchased 3 bottles of water and 2 cups of coffee for a family for $7.35. brian bought 4 bottles of water and 1 cup of coffee for his family for $7.15. how much does each bottle of water cost? how much does each cup of coffee cost? i need this done
Answers: 3
Mathematics, 21.06.2019 18:30
Create a data set with 8 points in it that has a mean of approximately 10 and a standard deviation of approximately 1.
Answers: 1
Mathematics, 22.06.2019 00:20
Find the power set of each of these sets, where a and b are distinct elements. a) {a} b) {a, b} c) {1, 2, 3, 4} show steps
Answers: 1
Mathematics, 22.06.2019 02:30
How many and of which kind of roots does the equation f(x)=x3−x2−x+1
Answers: 2
You know the right answer?
6. Solve the problem.
In a recent study of animal sleep times at the zoo, the mean amount of sleep...
Questions
Computers and Technology, 28.06.2019 16:00
History, 28.06.2019 16:00
Mathematics, 28.06.2019 16:00
English, 28.06.2019 16:00
Health, 28.06.2019 16:00
Mathematics, 28.06.2019 16:00
Chemistry, 28.06.2019 16:00
Mathematics, 28.06.2019 16:00
