Mathematics, 07.01.2021 01:20 johnmtraegeror8m06
The random variable X has mean 12 and standard deviation 3. The random variable W is defined as W = 7+2X. What are the mean and standard deviation of W?
A. The mean is 24, and the standard deviation is 6.
B. The mean is 24, and the standard deviation is 13.
C. The mean is 31, and the standard deviation is 3.
D. The mean is 31, and the standard deviation is 6.
E. The mean is 31, and the standard deviation is 13.
Answers: 3
Mathematics, 21.06.2019 18:40
What is the value of the expression below? 148+(-6)| + |– 35= 7|
Answers: 2
Mathematics, 21.06.2019 20:30
The function v(r)=4/3pir^3 can be used to find the volume of air inside a basketball given its radius. what does v(r) represent
Answers: 1
The random variable X has mean 12 and standard deviation 3. The random variable W is defined as W =...
Mathematics, 24.01.2020 09:31
History, 24.01.2020 09:31
Mathematics, 24.01.2020 09:31
English, 24.01.2020 09:31
Biology, 24.01.2020 09:31
Chemistry, 24.01.2020 09:31
History, 24.01.2020 09:31
Chemistry, 24.01.2020 09:31
Mathematics, 24.01.2020 09:31
Physics, 24.01.2020 09:31