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View Full Version : True or false: the amount of time it takes to complete an examination has a skewed-le


sunu
Jan 2, 2010, 06:01 AM
true or false: the amount of time it takes to complete an examination has a skewed-left distribution with a mean of 65 minutes and a standard deviation of 8 minutes. If 64 students were randomly sampled, the probability that the sample mean of the sampled students exceeds 71 minutes is approximately 0

Clough
Jan 2, 2010, 02:58 PM
Hi, sunu!

Are you looking for a direct answer to your question, or for someone to help you to understand how to come up with the correct answer yourself, please?

If the former, then please click on the following link and read the announcement there.

https://www.askmehelpdesk.com/math-sciences/announcement-font-color-ff0000-u-b-read-first-expectations-homework-help-board-b-u-font.html

Thanks!