Mathematics, 14.11.2020 05:30 pr173418
The state of California has a mean annual rainfall of 22 inches, whereas the state of New York has a mean annual rainfall of 42 inches. Assume that the standard deviation
for both states is 4 inches. A sample of 30 years of rainfall for California and a sample of 46 years of rainfall for New York has been taken.
(a) Show the probability distribution of the sample mean annual rainfall for California.
inches
inches
10
14
18
22
26
30
34
19.9 20.6 21.3 22 22.7 23.4 24.1
A
inches
inches
39.9 40.6 41.3 42 42.7 43.4 44.1
-2.1-1.4 -0.7 0
0.7 1.4 2.1
(b) What is the probability that the sample mean is within 1 inch of the population mean for California? (Round your answer to four decimal places.)
(c) What is the probability that the sample mean is within 1 inch of the population mean for New York? (Round your answer to four decimal places.)
Answers: 3
Mathematics, 21.06.2019 16:30, happy121906
Astandard american eskimo dog has a mean weight of 30 pounds with a standard deviation of 2 pounds. assuming the weights of standard eskimo dogs are normally distributed, what range of weights would 99.7% of the dogs have? approximately 26–34 pounds approximately 24–36 pounds approximately 28–32 pounds approximately 29–31 pounds
Answers: 1
Mathematics, 21.06.2019 23:20, amylumey2005
The following hormone had their receptors in the cell membrane except a-insulin b-tsh c-gh d- cortisol
Answers: 2
The state of California has a mean annual rainfall of 22 inches, whereas the state of New York has a...
English, 18.05.2021 21:10
Mathematics, 18.05.2021 21:10
Mathematics, 18.05.2021 21:10
Mathematics, 18.05.2021 21:10
Mathematics, 18.05.2021 21:10