subject
Mathematics, 02.11.2021 14:00 thompsonjeremiah837

A test in Statistics has a mean of 73 and a standard deviation of 7.8. If 36 students are randomly selected, find the robability that the mean of their test scores is less than 70.

ansver
Answers: 3

Another question on Mathematics

question
Mathematics, 21.06.2019 16:30
In two or more complete sentences, formulate how to use technology to calculate the appropriate regression model for the given data. you are not required to find the model, just choose the appropriate regression and explain how to use the technology. (-5,,2.,0.8), (0,-0.5), (2,-1.3), (3,-0.8), (5,2)
Answers: 2
question
Mathematics, 21.06.2019 19:30
Runner ran 1 4/5 miles on monday and 6 3/10 on tuesday. how many times her monday’s distance was her tuesdays distance
Answers: 1
question
Mathematics, 21.06.2019 20:30
Find the value of x for which line a is parallel to line b
Answers: 1
question
Mathematics, 21.06.2019 21:50
The value of the expression 16-^3/4 8 1/8 -6 6 1/40 1/64
Answers: 1
You know the right answer?
A test in Statistics has a mean of 73 and a standard deviation of 7.8. If 36 students are randomly s...
Questions
question
Mathematics, 07.06.2020 22:57
question
Mathematics, 07.06.2020 22:57
question
Mathematics, 07.06.2020 22:57
question
Biology, 07.06.2020 22:57
Questions on the website: 13722363