Chapter 7 Flashcards

1

What chart do you use when the sample standard deviation is known?

2

If you have 34 data values, what is your degree of freedom?

3

The mean height can not be written as 6.0 ± 0.9

4

If p^=23%, what is q^?

5

What do you input on your calculator to get to confidence interval?

6

The formula for min sample size for proportions is (p^)(q^) (z a/2/E)^2.

7

What is larger than a 98% confidence interval?

8

How would you write a summary for confidence interval?

9

Estimators must be unbiased, consistent, and have a large variance.

10

The symbol for sample proportion is…

Chapter 7