CCSS.Math.Content.HSS.ID.B.6

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

Tags

CCSS.Math.Content.HSS.ID.B.6

What type of correlation do you think there is between:
Time Spent Watching TV & Grades

• Positive correlation
• Negative correlation
• No correlation
• cannot be determined

Tags

CCSS.Math.Content.HSS.ID.B.6

Estimate the correlation coefficient

• r = 1

• r = -1

• r ≈ -0.8

• r ≈ 0.8

• r ≈ -0.5

Tags

CCSS.Math.Content.HSS.ID.B.6

Estimate the correlation coefficient for this scatterplot.

• A) r = 1.2

• B) r = 0.89

• C)r = 0

• D) r = -0.89

Tags

CCSS.Math.Content.HSS.ID.B.6

Estimate the correlation coefficient for this scatterplot.

• A) r = -0.9

• B) r = 1

• C) r = 0.9

• D) r = -1

Tags

CCSS.Math.Content.HSS.ID.B.6

Describe the relationship between the variables.

• A) Weak positive correlation

• B) Weak negative correlation

• C) Strong positive correlation

• D) Strong negative correlation

Tags

CCSS.Math.Content.HSS.ID.B.6

What would be the correlation be between study time and test grades?

• positive correlation
• negative correlation
• no correlation
• cannot be determined

Tags

CCSS.Math.Content.HSS.ID.B.6

Which relationship could be represented by this scatter plot?

• As the number of muffins in a box increases, the price increases.

• As the speed of a car increases, the distance the car travels increases.

• As the population of a city increases, the number of schools in the

  city increases.

• As the number of daylight hours increases, the number of night hours decreases.

Tags

CCSS.Math.Content.HSS.ID.B.6

What type of association does this graph have?

• positive
• negative
• none
• all of the above

Tags

CCSS.Math.Content.HSS.ID.B.6

Estimate the correlation coefficient.

• r is close to zero

• r is close to -1

• r is close to 1

• r is close to -1.5

• r is close to 1.5

Tags

CCSS.Math.Content.HSS.ID.B.6