Friday

January 30, 2015

January 30, 2015

Posted by **Laurie** on Saturday, March 30, 2013 at 7:49pm.

- statistics -
**MathGuru**, Monday, April 1, 2013 at 7:16pmZ-statistic = (sample mean - population mean)/(standard deviation/square root of sample size)

sample mean = 105

population mean = 100

standard deviation = 15

sample size = 75

I'll let you take it from here to calculate.

**Answer this Question**

**Related Questions**

statistics - 3. A researcher is interested in comparing the Christian maturity ...

Statistics - 3. A researcher is interested in comparing the Christian maturity ...

statistics - 3. A researcher is interested in comparing the Christian maturity ...

statistics - 3. A researcher is interested in comparing the Christian maturity ...

statistics - A researcher is testing the hypothesis that consuming a sports ...

Statistics - A researcher is interested in whether students who attend private ...

statistics - 1. A researcher is interested in whether students who attend ...

Statistics - I bemieve the t test is paired , want to make usre beofre I run the...

statistics - A student is interested in whether students who study with music ...

statistics - A researcher hypothesizes that individuals who listen to classical...