Thursday

April 17, 2014

April 17, 2014

Posted by **Cookie** on Friday, February 1, 2013 at 10:58pm.

deviation of 20, how much error, on average,

would you expect between the sample mean (M) and

the population mean for each of the following sample

sizes?

a. n 4 scores

b. n 16 scores

c. n 25 scores

- Statistic -
**PsyDAG**, Saturday, February 2, 2013 at 11:15amZ = (score-mean)/SEm

SEm = SD/√n

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

**Related Questions**

Math--Statistics - Two questions that I'm unsure of are below: 1). The ...

Statistics - The null and alternate hypotheses are: H0: μ1 = μ2 H1: &#...

statistic - Suppose a random sample of 25 students is selected from a community ...

Statistics - The standard deviation for a population is σ = 15.3. A sample ...

Statistics - The nicotine content in cigarettes of a certain brand is normally ...

Math (Statistic) - Considered the sampling distribution of a sample mean ...

statistics - If μ =10 and σ =4 for a distribution of sample mean, ...

Stor - Here is a simple way to create a random variable X that has mean μ ...

statistic - A sample of 59 night-school students' ages is obtained in order to ...

Math - I need help with this these two problem PLEASE!!! For a population with ...