Section 6.1 - Investigating Relationships
Complete the following questions
- 1.
For the scatter plot above, which is the independent variable?- A.
Volume
- B.
Pumping Rate
- C.
Fountain Type
- D.
Time
- 2.
The data shoes the daily low temperatures in Banff National Park for the part of July. How would you describe the variables?
- A.
Discrete
- B.
Continuous
- C.
Independent
- D.
Dependent
- 3.
The scatter plot shows movie attendance at the Stadium Cinema for different days in the summer. What information does point R represent?
- A.
On a day when the temperature was 30 C, 400 tickets were sold
- B.
On a day when the temperature was 20 C, 261 tickets were sold
- C.
On a day when the temperature was 95 C, 602 tickets were sold
- D.
On a day when the temperature was 32 C, 420 tickets were sold
- 4.
What does the scatter plot show about the relationship between the amount spent per pupil and the average teacher pay?
- A.
There is no relationship between amount spent per pupil and teacher salary.
- B.
Schools the spend more per pupil tend to pay their teachers less per year
- C.
Schools that spend more per pupil tend to pay their teachers more per year
- D.
Schools that pay their teachers more per year tend to spend less per pupil
- 5.
This data shows the fuel consumption for various vehicles of different weights. Who might want this information
- A.
An auto manufacturer
- B.
An oil company executive
- C.
A vehicle designer
- D.
A scrap metal dealer
- 6.Suppose you were to survey shoppers to see if there was a relationship between the number of coupons they use and the amount of money they spend. What column headings would you use in a table of values designed to organize the data from your survey?
- A.
Number of Coupons and Amount Saved
- B.
Number of Coupons and Amount Spent
- C.
Coupons Cut and Amount Spent
- D.
Amount Spent and Amount Saved
- 7.
For the data shown above, which is the dependent variable?
- A.
Jump Distance
- B.
Years
- C.
1948
- D.
Olympic Gold Medals
- 8.
The table above shows the number of laps Craig swam during practice. How would you join the points on the scatter plot of this data?
- A.
Dashed because they are discrete
- B.
Solid because they are discrete
- C.
Dashed because they are continuous
- D.
Solid because they are continuous
- 9.The hockey team practices 10 hours per week. Suppose you were to survey your teamates to see if there is a relationship between extra hours spend practicing and number of goals made. How would you interpret the ordered pair (3, 12) if it were to appear on a scatter plot of your data?
- A.
A player practicing 12 extra hours and scoring 3 extra goals
- B.
A player practicing 2 extra hours and scoring 3 goals
- C.
A player practicing 3 extra hours and scoring 12 goals
- D.
A player practicing 13 extra hours and scoring 12 goals
- 10.
Elan drew a scatter of the data below. Most likely, why did Elan choose Weight as the independent variable
- A.
Because the weight is determined by the carat price
- B.
Because per carat price is based on its weight
- C.
Because weight is usually the independent variable
- D.
Because the weights are less than the prices
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