NAME: ________________________

# ← AP Statistics Semester 1 VocabTest

### Question Limit

of 52 available terms

### 5 Matching Questions

1. standard deviation
2. Control Group
3. Experimental Units
4. Parameter
5. Time Plot
1. a a graph that depicts each observation against the time at which it is measured
2. b the individuals on which the experiment is done on
3. c a numerical value that measures the spread of a distribution by looking at how far the observations are from the mean
4. d a group of individuals or experimental units that receive the placebo treatment
5. e a numerical value that describes the average of the population

### 5 Multiple Choice Questions

1. an experiment in which the subjects are matched in pairs and each treatment is given to one subject in each pair
2. a bell shaped distribution with mean = 0 and standard deviation = 1
3. a specific experimental condition applied to the units in order to change the environment to detect a significant effect
4. the statistical hypothesis that states that there is no effect or no change in the claimed population parameter
5. the statistically unsound method of using a regression line to make predictions outside the range of values

### 5 True/False Questions

1. statistical inferencedrawing conclusions about data after performing statistical procedures

2. linear relationshipthe relationship between two variables when the plotting of them in a scatterplot depicts a straight-line pattern

3. Voluntary Responsea statistically unsound method of survey in which people choose themselves by responding to a general appeal

4. categorical variablea variable that belongs to one of many levels or groups. A proportion is formed by counting how many of the observations belong to the individual groups.

5. Robustthe probability that a fixed level of significance will correctly reject a false null hypothesis