Scatterplots and Lines of Fit

The scatter plot shows students' scores for Quiz 1 and Quiz 2. What is the Quiz 1 score for a student who earned a score of 13 on Quiz 2?

• 10

• 19

• 15

• None of the students scored a 13 on Quiz 2.

The scatter plot shows students' scores for Quiz 1 and Quiz 2. One student earned the same score on both Quizzes. What was that score?

• 10

• 19

• 15

• 17

The scatter plot shows students' scores for Quiz 1 and Quiz 2. Find the FALSE statement.

• Two students scored a 20 on Quiz 1

• The lowest score on Quiz 1 was a 10.

• No student scored a 16 on either Quiz.

• One student scored a 20 on Quiz 2.

Tell whether x and y show a positive, a negative, or no correlation.

• Positive correlation

• Negative correlation

• No correlation

Tell whether x and y show a positive, a negative, or no correlation.

• Positive correlation

• Negative correlation

• No correlation

Tell whether x and y show a positive, a negative, or no correlation.

• Positive correlation

• Negative correlation

• No correlation

Which choice is the best possible equation for this set of data?

Which choice CANNOT be the line of best fit?

What is the weight of the baby when the baby is four months old?

• 10 lbs

• 12 lbs

• 14 lbs

• 16 lbs

How much weight did the baby gain in the first 6 months of life?

• 6 lbs

• 8 lbs

• 10 lbs

• 12 lbs