subject
Mathematics, 14.04.2020 22:54 jamesnaquan132

Scores on a certain test are normally distributed with a variance of 14. A researcher wishes to estimate the mean score achieved by all adults on the test. Find the sample size needed to assure with 98% confidence that the sample mean will not differ from the population mean by more than 2 units.

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 15:50
If you shift the linear parent function, f(x)=x, up 13 units, what is the equation of the new function?
Answers: 1
question
Mathematics, 21.06.2019 19:00
The quadratic function h(t)=-16.1t^2+150 choose the graph representation
Answers: 1
question
Mathematics, 21.06.2019 20:00
Could somebody me with this radical simplification?
Answers: 1
question
Mathematics, 21.06.2019 23:30
On the day a coffee shop first opened, it had 140 customers. 65% of the customers ordered a large coffee. how many customers ordered a large coffee? enter your answer in the box.
Answers: 1
You know the right answer?
Scores on a certain test are normally distributed with a variance of 14. A researcher wishes to esti...
Questions
question
Biology, 10.10.2019 07:00
question
English, 10.10.2019 07:00
Questions on the website: 13722367