If N = 18 and a = 0

question 123

Multiple Choice

If N = 18 and a = 0.05_{2 tailed}, the value of T _crit is _________.

• A) 40
• B) ± 40
• C) - 40
• D) 47

---

Definitions:

Interval

A type of variable measurement scale that represents ordered categories with equal distances between adjacent categories but no true zero point.

Ratio

A quantitative relationship between two numbers showing how many times the first number contains the second.

Pie Chart

A circular statistical graphic which is divided into slices to illustrate numerical proportion.

Frequency Polygon

A graphical device for understanding the shapes of distributions. They are a type of line graph.