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Virty [35]
2 years ago
7

American football is the highest-paying sport on a per-game basis. Given that the quarterback is considered the most important p

layer on the team, he is typically well-compensated. A sports statistician examines the factors that influence a quarterback’s salary. He believes that a quarterback’s pass completion rate is the most important variable affecting salary. He also wonders how total touchdowns scored and a quarterback’s age might impact salary. The statistician collects data on salary (Salary in $ millions), pass completion rate (PC in %), total touchdowns scored (TD), and age for 32 quarterbacks during a recent season. A portion of the data is shown in the accompanying table.
Player Salary PC TD Age
1 25.5566 65.2 28 27
2 22.0441 60.5 27 26
⋮ ⋮ ⋮ ⋮ ⋮
32 0.6260 63.1 26 29

Click here for the Excel Data File

a. Estimate the model defined as Salary = β0 + β1PC + β2TD + β3Age + ε. (Round your answers to 2 decimal places. Negative values should be indicated by a minus sign.)




b. Interpret the slope coefficient attached to TD.

multiple choice
All else constant, a quarterback’s salary is expected to increase by approximately $790,000 for each additional touchdown.
A younger quarterback is expected to throw 79 touchdowns a season.
An older quarterback is expected to throw 79 touchdowns a season.
As a quarterback’s salary increases by $1,000,000, he is expected to throw 79 touchdowns a season, all else constant.


c. Player 8 earned 12.9895 million dollars during the season. According to the model, what is his predicted salary if PC = 70.6, TD = 34, and Age = 30? (Do not round intermediate calculations. Round final answer to 2 decimal places.)



d. Player 16 earned 8.0073 million dollars during the season. According to the model, what is his predicted salary if PC = 65.7, TD = 28, and Age = 32? (Do not round intermediate calculations. Round final answer to 2 decimal places.)




e-1. Compute the residual salary for Player 8 and Player 16. (Negative values should be indicated by a minus sign. Round final answer to 2 decimal places.)



e-2. Interpret the residual salary for Player 8 and Player 16.
Mathematics
1 answer:
vodka [1.7K]2 years ago
7 0

Answer:

wtfx

Step-by-step explanation:

asdadsasdds

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Please please help me with this
Lemur [1.5K]

Answer:

c

Step-by-step explanation:

c appears to be the better description as the line on the left has a solid circle at x = 1 indicating it is defined for x ≤ 1

While the line on the right has an open circle at x = 1 indicating it is defined for x > 1

Both line segments have a negative slope, thus

y = - 2x + 1 x > 1

y = - x + 2 : x ≤ 1

7 0
3 years ago
PLZ HELP WILL GIVE BRAINIEST 20 POINTS!!!!!
luda_lava [24]

the answer is y=22.000

3 0
3 years ago
Can someone tell me what’s going on here
lora16 [44]

Answer:

c = 105 degres

Step-by-step explanation:

When two lines cross like that and form an x, the opposite sides are equal (so the angle below the 75 degree one is also 75 degees). Using this, you can figure out the rest.

If both the top an bottom are equal, you know that 150 degres are taken (75+75) and you know that there can only be 360 degres in total here, so you subtract 150 from 360 and get 210. Now you know that the last two sides together are 210, and since they are equal, you divide it by two to get 105 degrees.

8 0
3 years ago
Solve for a 2a + ab = b
amid [387]
Answer: a= b/ b+2


Step 1: factor out variable a.

a(b+2)= b

Step 2: divide both sides by b+2.

a(b+2)/ b+2 = b/b+2
6 0
3 years ago
What percent of 33 is 96
Nataly_w [17]
<span>96/x=100/33
(96/x)*x=(100/33)*x       - we multiply both sides of the equation by x
96=3.0303030303*x       - we divide both sides of the equation by (3.0303030303) to get x
96/3.0303030303=x 
31.68=x 
x=31.68

now we have: 
33% of 96=31.68

</span>
3 0
3 years ago
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