Strength of Correlation

Question 1

Which exponential function models the data? Round the numerical values to the nearest hundredth.

Revolt · Accepted Answer

f(x) = 401.19(1.08)x

Question 2

The function f(x) =()x models the data.

Revolt · Accepted Answer

1.09

Question 3

After 12 years, the home’s value will be about $ thousand.

Revolt · Accepted Answer

111

Question 4

After 35 years, the home’s value will be about $ thousand.

Revolt · Accepted Answer

808

Question 5

The function f(x) =()x models the data.

Revolt · Accepted Answer

39.59

Question 6

Let x be the number of years since 1990. The year 2005 corresponds to an x-value of .

Revolt · Accepted Answer

15

Question 7

The function that best models the data is .

Revolt · Accepted Answer

quadratic

Question 8

The function that best models the data, with numerical values rounded to the nearest hundredth, is f(x) = x + 22.08.

Revolt · Accepted Answer

11.55

Question 9

The amount of methane emissions in 2000 was about million metric tons.

Revolt · Accepted Answer

711

Question 10

Models have their limitations. For which year would this model not make sense to use?

Revolt · Accepted Answer

1985

Strength of Correlation Answers