Ask a New Question

A population has an average of 150,000 with a standard deviation of 27,000. A random sample of 81 items is chosen. What is the standard error?

2 answers

SEm = SD/√n = 27,000/√81 = ?

SD/√n = 27,000/√81 =3,000

Ask a New Question or answer this question.

Similar Questions

A random sample of 54 box turtles was selected from the population in a pasture to determine the average shell diameter. The
1. 3 answers
A simple random sample of size 15 has mean x=14.3 and the standard deviation is s=2.45. The population is not approximately
1. 1 answer
On a test of motor coordination, the population of average bowlers has a mean score of 24, with a standard deviation of 6. A
1. 1 answer
On a test of motor coordination, the population of average bowlers has a mean score of 24, with a standard deviation of 6. A
1. 1 answer

more similar questions