Saturday

August 30, 2014

August 30, 2014

Posted by **Dianne** on Thursday, June 21, 2012 at 12:47pm.

% of IQ scores between 100 and 120 =

- statistics -
**PsyDAG**, Friday, June 22, 2012 at 1:24pmmean = 100

Z = (score-mean)/SD

Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion between score and mean related to the Z score. Multiply by 100.

- statistics -
**kileen**, Tuesday, March 19, 2013 at 6:52pmthe mean IQ in a certain sorority is 120 with SD of 5. What is the probability of selecting a random student whose IQ between 130 and 135?

**Related Questions**

statistics - Using teh 68-95-99.7rule. Assume that a set of test scores is ...

Math-statistics - Assume that a set of test scores is normally distributed with ...

statistics - Assume that a set of test scores is normally distributed with a ...

statistics - Assume that a set of test scores is normally distributed with a ...

Statistics - Assume that a set of test scores is normally distributed with a ...

Statistics... I need help - . Assume that a set of test scores is normally ...

statistics - Assume that a set of test scores is normally distributed with a ...

statistics - Using the 68-95-99.7 rule: Assume that a set of test scores is ...

statistics - Using the 68-95-99.7 rule: Assume that a set of test scores is ...

Statistics - 1. Which of the following statements are correct? a. A normal ...