28 Questions
| Attempts: 751

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Questions and Answers

- 1.Describe the correlation in the given relationship.The distance a person runs and how physically tired that person is.
- A.
Positive correlation

- B.
Negative correlation

- C.
No correlation

- 2.Describe the correlation in the given relationship.The number of cats in a barn and the number of mice in that barn.
- A.
Positive correlation

- B.
Negative correlation

- C.
No correlation

- 3.Describe the correlation in the given relationship.The number of miles driven and the number of gallons of gas left in the tank.
- A.
Positive correlation

- B.
Negative correlation

- C.
No correlation

- 4.Describe the correlation in the given relationship.The age of a person and the amount of broccoli that person eats.
- A.
Positive correlation

- B.
Negative correlation

- C.
No correlation

- 5.Describe the correlation in the given relationship.The number of first downs an offense makes in a football game and the number of punts in that game.
- A.
Positive correlation

- B.
Negative correlation

- C.
No correlation

- 6.Which of the following graphs shows a positive correlation?
- A.
Graph A

- B.
Graph B

- C.
Graph C

- D.
Graph D

- 7.Which of the following graphs shows a negative correlation?
- A.
Graph A

- B.
Graph B

- C.
Graph C

- D.
Graph D

- 8.Which of the following graphs might best show the length of a pencil as a function of the number of times it is sharpened?
- A.
Graph A

- B.
Graph B

- C.
Graph C

- D.
Graph D

- 9.Which of the following graphs might best show the grade average of a student as a function of the number of hours spent studying?
- A.
Graph A

- B.
Graph B

- C.
Graph C

- D.
Graph D

- 10.Which of the following graphs might best show the frequency of flossing teeth and number of trips to eye doctor?
- A.
Graph A

- B.
Graph B

- C.
Graph C

- D.
Graph D

- 11.Determine whether the sequence appears to be an arithmetic sequence. If so, find the common difference.−1, −3, −9, −27, ...
- A.
Not an arithmetic sequence

- B.
Arithmetic sequence; common difference is 3

- C.
Arithmetic sequence; common difference is −3

- 12.Choose the scatter plot that best represents the relationship between the number of movie tickets sold and the amount of concession sales.
- A.
Graph A

- B.
Graph B

- C.
Graph C

- D.
Graph D

- 13.Choose the scatter plot that best represents the relationship between the number of movie tickets sold and the number of available seats.
- A.
Graph A

- B.
Graph B

- C.
Graph C

- D.
Graph D

- 14.Determine whether the sequence appears to be an arithmetic sequence. If so, find the common difference.3, −2, −7, −12, …
- A.
Not an arithmetic sequence

- B.
Arithmetic sequence; common difference is 3

- C.
Arithmetic sequence; common difference is −5

- 15.Determine whether the sequence appears to be an arithmetic sequence. If so, find the common difference.2, 4, 8, 16…
- A.
Not an arithmetic sequence

- B.
Arithmetic sequence; common difference is 2

- C.
Arithmetic sequence; common difference is 16

- 16.Determine whether the sequence appears to be an arithmetic sequence. If so, find the common difference.165, 150, 135, 120, …
- A.
Not an arithmetic sequence

- B.
Arithmetic sequence; common difference is 15

- C.
Arithmetic sequence; common difference is −15

- 17.Find the 60
^{th}term of the arithmetic sequence.−20, −8, 4, 16, … - 18.Find the 35
^{th}term of the arithmetic sequence.32, 35, 38, 41, … - 19.Find the 41
^{st}term of the arithmetic sequence given*a*_{1}= 120 and*d*= −7. - 20.Find the 21
^{st}term of the arithmetic sequence given*a*_{1}= 24 and*d*= −3. - 21.Find the 19
^{th}term of the arithmetic sequence given*a*_{1}= −200 and*d*= −7. - 22.Find the 44
^{th}term of the arithmetic sequence.120, 110, 100, 90, … - 23.Find the 40
^{th}term of the arithmetic sequence.−40, −38, −36, −34, … - 24.Find the 67
^{th}term of the arithmetic sequence.−32, −24, −16, −8, … - 25.Mark’s new job has a starting salary of $39,000 and annual increase of $1200. How much will he earn during his 15
^{th}year?- A.
$55,800

- B.
$57,000

- C.
$58,200

- D.
$59,400

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