subject
Mathematics, 31.03.2021 01:50 miguelmike2895

The Aluminum Association reports that the average American uses 56.8 pounds of aluminum in a year. A random sample of 50 households is monitored for one year to determine aluminum usage. If the population standard deviation of annual usage is 12.3 pounds, what is the probability that the sample mean will be each of the following? a. More than 59 pounds b. More than 56 pounds c. Between 56 and 57 pounds d. Less than 53 pounds e. Less than 49 pounds *Round the values of z to 2 decimal places. Round your answer to 4 decimal places, the tolerance is +/-0.0001. **Round the values of z to 2 decimal places. Round your answer to 4 decimal places. a. * b. * c. * d. * e. **

ansver
Answers: 3

Another question on Mathematics

question
Mathematics, 21.06.2019 16:00
Sam makes his sales calls according to a pattern. he travels either north or south depending on the calendar. some of his past trips were as follows: on february 17, april 24, june 10, september 19, and november 3 he drove north. on february 28, may 25, august 22, november 20, and december 18, he drove south. describe sams' pattern. in which direction will sam drive on oct4 and oct 24?
Answers: 1
question
Mathematics, 21.06.2019 19:00
Find the length of the diagonal of the rectangle. round your answer to the nearest tenth. || | | 8 m | | | | 11 m
Answers: 2
question
Mathematics, 22.06.2019 04:00
Radials are weird[tex](14 \sqrt{6}) ^{2} [/tex]whats the answer and how do i solve pls
Answers: 1
question
Mathematics, 22.06.2019 04:30
For each given situation, determine if the method of randomization is either appropriate or not appropriate
Answers: 3
You know the right answer?
The Aluminum Association reports that the average American uses 56.8 pounds of aluminum in a year. A...
Questions
question
Mathematics, 01.07.2021 17:50