NAME: ________________________

# ← Data ManagementTest

### Question Limit

of 33 available terms

### 5 Matching Questions

1. Skewed Distributions
2. Circle Graph (pie chart)
3. Correlation Coefficient (r)
4. Presumed Relationship
5. Q3
1. a an indicator of strength and direction
2. b median of the upper set of the data
3. c used for percentages of a total
4. d somtimes two variables seem to have a logical and causal relationship, but common causes are hard to find
5. e Assymetrical distribution where direction shows skew type; ex. right skewed, left skewed

### 5 Multiple Choice Questions

1. hidden variables that help prove a presumed relationship
2. ignore the point outside that is the furthest away from the LOBF
3. Used to display discrete data
4. fitting a line or curve to a set of data
5. Height of bar is roughly equal; each outcome has similar frequency

### 5 True/False Questions

1. Residualdifference bewteen the largest and smallest value

2. Cause and Effect RelationshipPerfect correlation between data and mathematical model

3. Coefficient of Determination (r2)an indicator of strength and direction

4. Box and Whisker PlotsAppears to be a relationship bewteen two variables, but there are external variables that create relationship

5. On a stem and leaf plot the leaves describe the __________ .Perfect correlation between data and mathematical model