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12 votes
HELP!!!!!

A soccer ball is kicked at a velocity of 25 meters per second. The following table shows the horizontal distance (in meters) at different angles of elevation (in degrees), ignoring wind resistance.

Angle of Elevation Distance Traveled
15 31.9
25 48.8
30 55.5
45 63.8
50 62.8
55 59.9
60 55.5
70 41.0
Using a quadratic regression calculator, determine the values of a, b, and c that can be used to write a quadratic function that provides a reasonable fit to the set of data. Which of the following statements is true?

A). The coefficient of determination is 0.994, which means that the function is a very good fit of the data set.
B). The coefficient of determination is 0.994, which means that the function is not a very good fit of the data set.
C). The coefficient of determination is 0.035, which means that the function is a very good fit of the data set.
D). The coefficient of determination is 0.035, which means that the function is not a very good fit of the data set.

User Caged
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2 Answers

16 votes
16 votes

Answer:

A.) The coefficient of determination is 0.994,which means that the function is a very good fit of the data set.

Explanation:

I got it right on odyssey .

User Sandinmyjoints
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2.9k points
19 votes
19 votes

Answer:

It’s D

Explanation:

User JPro
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3.2k points