Scatter Plots & Two Way Tables

The following scatter plot shows Pam's training as she prepares to run a 6 mile race at the end of the month.  Which of the following would be a reasonable approximation for the length of time it would take for her to run 6 miles? 

• A. 50 min

• B. 80 min

• C. 45 min

• D. 60 min

The scatter plot shows the relationship between the number of chapters and the total number of pages for several books.  Use the trend line to predict how many chapters would be in a book with 180 pages. 

• 12 chapters

• 15 chapters

• 18 chapters

• 21 chapters

Tags

CCSS.HSF.BF.A.2

What does a scatter plot with a downward trend indicate about the relationship between the two variables being plotted?

• The variables have a positive correlation.

• The variables have a negative correlation.

• The variables are unrelated.

• The variables have a cyclic relationship.

Tags

CCSS.HSS.ID.B.5

When creating a scatter plot, what is the first step?

• Drawing the trend line.

• Labeling the axes.

• Plotting the points.

• Deciding on the scale.

Tags

CCSS.8.SP.A.1

In a scatter plot showing the relationship between hours studied and test scores, what might a cluster of points at high values of both variables suggest?

• Studying longer hours causes lower test scores.

• There is no relationship between hours studied and test scores.

• Studying longer hours is associated with higher test scores.

• The data is inconclusive.

Tags

CCSS.8.SP.A.1

How can you identify an outlier in a scatter plot?

• It is the point closest to the y-axis.

• It is a point that does not fit the pattern of the rest of the data.

• It is the highest point on the plot.

• It is the point at which the trend line changes direction.

Tags

CCSS.8.SP.A.1

What does a scatter plot with points closely clustered around a line of best fit indicate?

• High variability in the data.

• No correlation between the variables.

• A strong correlation between the variables.

• The presence of many outliers.

Tags

CCSS.HSS.ID.B.5

In a two-way table showing the favorite ice cream flavors among different age groups, what does the total row at the bottom of the table represent?

• The total number of people in each age group.

• The total number of people who chose each flavor.

• The most popular flavor across all age groups.

• The average number of people who chose each flavor.

Tags

CCSS.8.SP.A.4

How can you use a two-way table to determine if there is a relationship between two categorical variables?

• By adding all the values in the table.

• By comparing the row and column totals.

• By calculating the mean of the values.

• By identifying the highest value in each row and column.

Tags

CCSS.8.SP.A.4

What conclusion can be drawn if a two-way table shows that as one variable increases, the other variable tends to increase as well?

• There is a negative correlation between the variables.

• There is a positive correlation between the variables.

• The variables are unrelated.

• The table is incorrectly filled out.

Tags

CCSS.8.SP.A.4