Scatter Plots
Linear/ Nonlinear Relationships
Using the scatter plots
2 way Frequency Tables/ 2way Relative Frequency Tables
Tables
100
a group of points that lie close together
What is a cluster?
100
When interpreting a scatter plot, you notice that the points of the graph are spread all over with no particular pattern. What is the relationship?
No relationship
100
A description of the following scatter plot is...
What is a strong, positive, linear association between height and weight?
100
In this kind of table, the rows and columns both total to the bottom right NUMBER (NOT PERCENT, FRACTION, or PERCENT).
What is a 2way frequency table?
100
If the column totals 100%, and one of the 2 boxes in the column is 36%, then what is the percent of the other box in that column?
What is 64%?
200
an area on the graph that contains no data
What is a gap?
200
A line that passes through the middle of the plotted points on a scatter plot is called...
Line of Best Fit or Trend Line
200
The equation for the trend line that passes through the points (0,6) and (8, 30).
What is y=3x+6?
200
The bottom right number in a 2 way frequency table represents this.
What is the total number of people who participated in the survey?
200
If the row totals 100%, and one of the 2 boxes in the column is 18.6%, then what is the percent of the other box in that column?
What is 81.4%?
300
a data point that is set off away from the other data points
What is an outlier?
300
When all the data points in a scatter plot are decreasing and almost in a straight line, what is the relationship?
Negative linear relationship
300
The equation for the trend line that passes through the points (0,12) and (4, 60).
What is y=12x+12?
300
In a total 2 way relative frequency table, the number of 100%s is...
What is 1?
300
In a 2 way frequency table, if the bottom right hand number is 102, and one of the bottom totals is 67, then what is the other bottom total?
What is 35?
400
When interpreting a scatter plot, and you notice that the x values increase as the y values decrease, the association would be...
What is negative?
400
When all the data points in a scatter plot are increasing and almost in a straight line, what is the relationship?
Positive linear relationship
400
The equation for the trend line that passes through the points (0,11) and (7,25).
What is y=2x+11?
400
In a row two way relative frequency table all of the ______ total to 100%.
What is rows?
400
If the column totals 100%, and one of the 3 boxes in the column is 16%, while another is 62%, then what is the percent of the other box in that column?
What is 22%?
500
When interpreting a scatter plot, and you notice that the x values increase as the y values also increase, the association would be...
What is positive?
500
When all the data points in a scatter plot are forming a curved shape, what is the relationship?
Nonlinear relationship
500
The equation for the trend line that passes through the points (0,2) and (10, 82).
What is y=8x+2?
500
In a column two way relative frequency table all of the ______ total to 100%.
What is columns?
500
If the row totals 100%, and one of the 3 boxes in the column is 15.5%, while the other is 53.7%, then what is the percent of the other box in that row?
What is 30.8%?