Quiz about 1.8 Lines and Correlations

Question 1

The graph shows the weights of dogs and the time it took the same dogs to complete an agility course in seconds.

Which shows the line of best fit for the data?

Accepted Answer

Option C is correct

Answer

A.

Answer

B.

Answer

D.

Question 2

The scatter plot below shows the average yearly consumption of bottled water by people in the United States starting in 1990.

Using the line of best fit, predict the average consumption of bottled water in the year 2000?

Accepted Answer

19 gallons

Answer

20 gallons

Answer

18 gallons

Answer

22 gallons

Question 3

Which graph represents a positive correlation?

Accepted Answer

Option C is correct

Answer

A.

Answer

B.

Answer

D.

Question 4

Which relationship is shown by the above scatterplot?

Accepted Answer

As the cost goes up, the number sold goes down

Answer

As the cost goes down, the number sold goes down

Answer

As the cost goes down, the number sold remains the same

Answer

There is no relationship between cost and the number sold

Question 5

Above is the number of clothes donated to New York City homeless shelters in the given years.

Determine the equation for the line of best fit using the given two points on the line of best fit, where x is the number years since 1992 and y is the number of clothes donated in thousands.

Accepted Answer

y = -0.375x + 48.5

Answer

y = 0.375x + 48.5

Answer

y = -0.375x - 48.5

Answer

y = 0.375x - 48.5

Question 6

What is the correlation of the graph?

Accepted Answer

Positive

Answer

Negative

Answer

None

Answer

Quadratic

Question 7

Which scatter plot most accurately represents the data in the table provided?

Accepted Answer

Option A is correct

Answer

B.

Answer

C.

Answer

D.

Question 8

What type of regression does this scatterplot have?

Accepted Answer

Linear

Answer

Quadratic

Answer

Exponential

Answer

Square Root

Question 9

What type of regression does the scatter plot have?

Accepted Answer

None

Answer

Linear

Answer

Quadratic

Answer

Exponential

Question 10

What type of regression is shown in the scatterplot?

Accepted Answer

Quadratic

Answer

Linear

Answer

Exponential

Answer

No correlation

Question 11

What correlation coefficient(s) show the STRONGEST relationship in a scatterplot (check all that apply)

Accepted Answer

1

Accepted Answer

-1

Answer

2

Answer

0

1.8 Lines and Correlations

15 questions

The graph shows the weights of dogs and the time it took the same dogs to complete an agility course in seconds.
Which shows the line of best fit for the data?

The scatter plot below shows the average yearly consumption of bottled water by people in the United States starting in 1990.
Using the line of best fit, predict the average consumption of bottled water in the year 2000?

Which graph represents a positive correlation?

Which relationship is shown by the above scatterplot?

Above is the number of clothes donated to New York City homeless shelters in the given years.
Determine the equation for the line of best fit using the given two points on the line of best fit, where x is the number years since 1992 and y is the number of clothes donated in thousands.

Determine the equation for the line of best fit

What is the correlation of the graph?

Which scatter plot most accurately represents the data in the table provided?

Use you calculator to create a line of best fit for the attached data set

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1.8 Lines and Correlations

15 questions

The graph shows the weights of dogs and the time it took the same dogs to complete an agility course in seconds.Which shows the line of best fit for the data?

The scatter plot below shows the average yearly consumption of bottled water by people in the United States starting in 1990.Using the line of best fit, predict the average consumption of bottled water in the year 2000?

Which graph represents a positive correlation?

Which relationship is shown by the above scatterplot?

Above is the number of clothes donated to New York City homeless shelters in the given years.Determine the equation for the line of best fit using the given two points on the line of best fit, where x is the number years since 1992 and y is the number of clothes donated in thousands.

Determine the equation for the line of best fit

What is the correlation of the graph?

Which scatter plot most accurately represents the data in the table provided?

Use you calculator to create a line of best fit for the attached data set

Create a free account and access millions of resources

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Mathematics

The graph shows the weights of dogs and the time it took the same dogs to complete an agility course in seconds.
Which shows the line of best fit for the data?

The scatter plot below shows the average yearly consumption of bottled water by people in the United States starting in 1990.
Using the line of best fit, predict the average consumption of bottled water in the year 2000?

Above is the number of clothes donated to New York City homeless shelters in the given years.
Determine the equation for the line of best fit using the given two points on the line of best fit, where x is the number years since 1992 and y is the number of clothes donated in thousands.