Saturday

September 20, 2014

September 20, 2014

Posted by **Jasmine** on Sunday, March 25, 2012 at 2:36am.

- Statistics -
**PsyDAG**, Sunday, March 25, 2012 at 2:01pmFind the mean first = sum of scores/number of scores

Subtract each of the scores from the mean and square each difference. Find the sum of these squares. Divide that by the number of scores to get variance.

Standard deviation = square root of variance

95% = mean ± 1.96 SD

I'll let you do the calculations.

- Statistics -
**haylee**, Monday, November 19, 2012 at 11:10am(16.66,12.74)

**Answer this Question**

**Related Questions**

statistics - At the beginning of the semester, students who registered for a ...

statistics - A study of 40 psychology teachers showed that they spent, on ...

Reasearch or Term paper ideas - I am doing my bachelors in forensic science ...

Critique ? - I was wondering if you guys critique papers? I have noticed that ...

statistics - a mathematics professor wishes to analyze the relationship between ...

English - Is it self plagerism if I take the same argument or main idea from a ...

English - 1. What is the person doing in Picture 1? He is cutting out a flower ...

Statistics - Select a random sample of 30 student responses to question 6, "How ...

Statistics - Select a random sample of 30 student responses to question 6, "How ...

Statistics - A university has an exclusive agreement with the coffee chain ...