8th Quiz (Quantitative)

Question 1

Descriptive Statistics

Answer 1

Describe or summarize the characteristics of a sample

Question 2

Inferential Statistics

Answer 2

Allow you to infer about the population based upon what you found with your sample

Question 3

Descriptive Statistics Measure of Central Tendency

Answer 3

1. Mean - Average
2. Median - Middle
3. Mode - Most common

Question 4

Descriptive Statistics Measure of Dispersion (Variability)

Answer 4

1. Range
2. Variance
3. Standar Deviation SD

Question 5

Descriptive Statistics Measures

Answer 5

1. Frequency
2. Mean
3. Median
4. Mode
5. Range
6. Variance
7. SD

Question 6

Is level of measurement essential to determine the appropriate statistical test?

Answer 6

YES

Question 7

Is the distribution wider the larger the SD is?

Answer 7

YES

Question 8

What is the most commonly used significance level in social science?

Answer 8

p value _< .5

Question 9

Range

Answer 9

The highest value in a distribution minus the lowest value +1

Question 10

Mode

Answer 10

The most frequent value in a distribution (Most common response)

Question 11

Median

Answer 11

The point that divides the distribution in 1/2 (Middle response)

Question 12

SD

Answer 12

The average squared deviation of each case from the mean

Question 13

Mean

Answer 13

The average response