1. Lucille thought she had found something when she had not. Lucille has

Select one:

a. made the correct decision 1-Beta

b. made a Type II alpha error

c. made both a correct and an incorrect decision alpha gamma

d. made a Type I alpha error

e. made a Type II beta error

2. The number resulting from the complete set of objects, measurements or individuals having some common characteristic is

Select one:

a.the population

b.the statistical parameter…thing

c.the statistic

d.the sample

e. the parameter

3. The population variance is

Select one:

a.u

b.Q2

c.Q

d.xbar

e.S

4. Approximately what percent of cases in a normal distribution fall between z scores of -1 and +1?

Select one:

a.68%
b.34%

c.99%

d.0%

e.95%