Line of Best Fit

Question 1

Which scatterplot shows no correlation?

Revolt · Accepted Answer

[Image: A graph with both axes unnumbered. A line zig zags...]

Question 2

What type of correlation exists between the temperature and the number of fruit bars sold?

Revolt · Accepted Answer

positive; There are approximately more fruit bars sold for every degree(s) the temperature rises.: 2.2; There are approximately more fruit bars sold for every degree(s) the temperature rises.: 1

Question 3

1.4✔ 2.24

Revolt · Accepted Answer

✔ 2.2

Question 4

✔ 149

Revolt · Accepted Answer

✔ 1

Question 5

Which scenarios have a negative correlation? Check all that apply.the number of calories consumed and the amount of weight lost by a personthe temperature outside and the number of pool gueststhe number of children assigned to a class and the number of desksthe price of rice and the number of penguins at the South Polethe thickness of the ice on a lake and the likelihood of falling through the ice

Revolt · Accepted Answer

the number of calories consumed and the amount of weight lost by a person; the thickness of the ice on a lake and the likelihood of falling through the ice

Question 6

Which table shows a positive correlation?

Revolt · Accepted Answer

[Image: A 2-column table with 5 rows. The first column is ...]

Question 7

Use the regression line for the data in the scatterplot to answer the question. On average, how many more goals will a player score for every additional hour of practice?

Revolt · Accepted Answer

of a goal

Question 8

Which temperature values would an interpolation be limited to?

Revolt · Accepted Answer

between 3 and 60

Question 9

⇒ 4.6

Revolt · Accepted Answer

84417

Question 10

Kardal used the line of best fit to predict that a man 80 inches tall would wear about a size 16 shoe. What can be concluded about this prediction? Check all that apply.

Revolt · Accepted Answer

The prediction is reasonable.; No data is given in the scatterplot for a height of 80 inches, but a shoe size can still be predicted.

Line of Best Fit Answers

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