Correlations
Scatter Plots
Vocabulary
Two-Way Tables
Linear Equations
100
The size of the bag of popcorn and the price of the the popcorn.
What is positive correlation?
100
The horizontal axis.
What is the x axis?
100
Is a line that best fits the data.
What is the line of best fit?
100
The number of females who do not smoke cigarettes.
What is 120?
100
The line of best fit is used for these two reasons.
What is to clarify a correlation and to predict future outcomes?
200
The increase in temperature and the number of snowboards sold.
What is negative correlation?
200
The vertical axis.
What is the y-axis?
200
Prefix meaning "1".
What is uni-?
200
The number of males who do smoke cigarettes.
What is 10?
200
The formula used to find slope is this.
What is y2-y1 over x2 - x1?
300
The number of hours you work and the amount you get paid.
What is positive correlation?
300

A group of points that lie close together.

What is a cluster?

300
Prefix meaning "2".
What is bi-?
300

The number of people who smoke cigarettes.

What is 17?

300
Every ordered pair looks like this.
What is (x,y)?
400
The less you eat, the more you feel hungry.
What is negative correlation?
400

An area on the graph that contains no data.

What is a gap?

400

Scatter plots display this type of data with two variables.

What is bivariate data?

400
The number of people that were surveyed.
What is 226?
400
The slope of a line going through the points (0,0) and (1, 2).
What is 2?
500
The relationship betweent the number of jellyfish in the ocean and the number of text messages you got last Friday.
What is no correlation?
500

This data point is set off form the other data points.

What is an outlier?

500
This is a two-way frequency table with percentages.
What is a Relative Frequency Table?
500
The Relative Frequency of females in this study.
What is about 56%?
500
The slope of the line going through these points: (-4, -7) and (9, 17)?
What is 24/13?
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