Wednesday

January 28, 2015

January 28, 2015

Posted by **Tom7** on Thursday, June 13, 2013 at 11:46pm.

(c) Find the standard error of this sampling distribution. (Give your answer correct to two decimal places.)

Incorrect: Your answer is incorrect. .

(d) What is the probability that this sample mean will be between 40 and 55? (Give your answer correct to four decimal places.)

(e) What is the probability that the sample mean will have a value greater than 52? (Give your answer correct to four decimal places.)

(f) What is the probability that the sample mean will be within 6 units of the mean? (Give your answer correct to four decimal places.)

- Math Help -
**PsyDAG**, Friday, June 14, 2013 at 1:00pmc) SEm = SD/√n

d) Z = (score-mean)/SEm

Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion/probability related to each Z score.

e) "Within 6 units of the mean" = 63-75. Use process above.

**Answer this Question**

**Related Questions**

MATH - Assume that the population of heights of male college students is ...

statistics - Assume that the population of heights of male college students is ...

MATH - Assume that the population of heights of male college students is ...

math help - Consider the approximately normal population of heights of male ...

prob and stats - 11. Assume that the population of heights of male college ...

Math - Consider the approximately normal population of heights of male college ...

math check - Consider the approximately normal population of heights of male ...

Prob and Stats - To estimate the mean height population of male students on your...

statistics - Help me! Population of heights of college students is approximately...

Satistics - In North American, female adult heights are approximately normal ...