Correlation Tables

The table shows the lengths and corresponding ideal weights of sand sharks. Which r-value is more accurate for the data?

• r = 0.99

• r = -0.90

• r = 0.09

• r = -0.099

The table shows the attendance at a flag football game for the first 8 games of the season. What is the correlation of the data?

• Strong Positive

• Strong negative

• Weak Postive

• Weak Negative

• No correlation

Determine the line of best fit for the data shown.

Tags

CCSS.8.EE.C.8C

The table below gives the height and the shoe sizes of six male students. Predict the height of a student that has a shoes size of 10.

• -40.23

• -15.60

• 0.42

• -15.39

Determine the correlation coefficient of the given data.

• - .5477

• .1770

• .8956

• - .9463

As shown in the table, a person's target heart rate during exercise changes as the person gets older. Find the correlation coefficient (r).

• -0.999

• -0.664

• 0.998

• 1.503

How many sophomores like burritos and pizza?

• 6

• 5

• 11

• 50

The table gives the number of hours spent studying for an algebra exam (x) and the final exam (y). Determine the correlation of the data.

• Weak positive

• Weak Negative

• Strong Positive

• Strong Negative

A student who waits on tables at a restaurant recorded the cost of meals and the tip left by single diners. If the next diner orders a mean costing $14.50 , how much tip should the waiter wait to receive.

• $0.75

• $1.01

• $2.25

• $1.98

Tags

CCSS.7.RP.A.3

What percentage of the days that it rained, did they forecast no rain?

• About 20%

• About 18%

• About 14%

• About 12%