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Data This!  #3  (Practice Test)

Multiple Choice
Identify the letter of the choice that best completes the statement or answers the question.
 

 1. 
Which is an example of a sample?
a.
examining one aspect of a graph
b.
randomly interviewing passers-by in a mall
c.
asking all students in a school their favourite colour
d.
all of the above
 

 2. 
Which is an example of a census?
a.
a “phone-in” show
b.
conducting an online poll
c.
counting the number of people in Canada
d.
none of the above
 

 3. 
Which is an example of an entry in a database?
a.
last name
c.
555-1349
b.
first name
d.
none of the above
 

 4. 
If you had to organize information about a store inventory, which would be the best to use?
a.
a database
c.
all of the above
b.
a spreadsheet
d.
none of the above
 

 5. 
If you had to organize information about people’s mailing addresses, which would be the best to use?
a.
a database
c.
all of the above
b.
a spreadsheet
d.
none of the above
 

 6. 
If you had to organize information about temperature and identify a trend in a set of data, which would be the best to use?
a.
a database
c.
a stem-and-leaf plot
b.
a spreadsheet
d.
a cell
 

 7. 
In the following, what formula would go in cell D2?
 
A
B
C
D
1
Item
Cost Per Item
Number of Items
Total Cost
2
Peach Juice
$1.39
15
 
a.
=B2*C2
c.
=1.39+15
b.
=B2/C2
d.
=D2*B2
 

 8. 
In the following, what formula would go in cell B2?
 
A
B
C
D
1
Item
Cost Per Item
Number of Items
Total Cost
2
Orange Juice
 
44
$65.56
a.
65.56-44
c.
=D2*C2
b.
=C2/D2
d.
=D2/C2
 

 9. 
Which is an example of a source of primary data?
a.
a newspaper
c.
hospital records
b.
a phone book
d.
an interview
 

 10. 
By which field is the following sorted?
data_3_files/i0110000.jpg
a.
Last Name
c.
Mark in %
b.
First Name
d.
none of the above
 

 11. 
Which cell contains the entry “35”?
 
A
B
1
Shoe Type
Number Sold
2
Pumps
12
3
Tennis
10
4
Clogs
25
5
Skate
35
a.
5B
c.
B5
b.
A5
d.
none of the above
 

 12. 
In this spreadsheet used to calculate the mean high temperature for a week, which formula was used to calculate the mean in cell B8?
 
A
B
1
Monday
17
2
Tuesday
18
3
Wednesday
19
4
Thursday
17
5
Friday
15
6
Saturday
21
7
Sunday
22
8
Mean Temperature
18.4
a.
=avg(B1:B7)
c.
=mean(B1-B7)
b.
=mean(B1:B7)
d.
none of the above
 

 13. 
What is the mean of the following data?
100, 120, 100, 113, 121
a.
110.8
c.
100
b.
113
d.
none of the above
 
 
Figure 3.1
data_3_files/i0150000.jpg
 

 14. 
The graph above (Figure 3.1) indicates which of the following?
a.
a company losing money
c.
sales reaching a “peak”
b.
sales increasing
d.
sales decreasing
 
 
Figure 3.3
data_3_files/i0170000.jpg
 

 15. 
Using the graph above (Figure 3.3), which of these is correct?
a.
Evan spends most of his day sleeping.
b.
Evan spends more time eating than doing homework.
c.
Evan spends as much time in school as he does sleeping.
d.
Evan spends the least amount of hours eating during the day.
 

 16. 
Looking at Figure 3.3 above, which activity includes playing video games?
a.
other
c.
swimming
b.
school
d.
eating
 

 17. 
Looking at Figure 3.3 above, what is the title of the above graph?
a.
Sleeping
c.
Swimming
b.
School
d.
Evan’s Daily Activities
 

 18. 
The legend on this graph includes (Figure 3.3):
a.
Sleeping
c.
black
b.
25%
d.
none of the above
 
 
Figure 3.6
data_3_files/i0220000.jpg
 

 19. 
In the above graph (Figure 3.6), which student had the median mark?
a.
Rashid
c.
Carl
b.
Tracey
d.
Jutta
 
 
Figure 3.7
data_3_files/i0240000.jpg
 

 20. 
The above graph (Figure 3.7) is what kind of graph?
a.
tally chart
c.
bar graph
b.
frequency table
d.
histogram
 

 21. 
What word describes the direction of the bars in the above graph (Figure 3.7)?
a.
quixotic
c.
horizontal
b.
vertical
d.
perpendicular
 

 22. 
Basketballs
16
Volleyballs
27
The above is a:
a.
tally chart
c.
list
b.
frequency table
d.
histogram
 
 
Figure 3.10
data_3_files/i0280000.jpg
 

 23. 
The above (Figure 3.10) is a:
a.
database
c.
bar graph
b.
frequency table
d.
spreadsheet
 

 24. 
A computer program that has rows and columns and can use formulas to perform calculations is called:
a.
database
c.
tally chart
b.
frequency table
d.
spreadsheet
 
 
Figure 3.9
data_3_files/i0310000.jpg
 

 25. 
What is the mean class size in the above graph (Figure 3.9)?
a.
21
c.
23
b.
22
d.
24
 

 26. 
What is the mean number of boys per class in the above graph (Figure 3.9)?
a.
12
c.
14
b.
13
d.
15
 

 27. 
If Greg got 65%, 80%, 95%, 75%, and 86%, what would his median mark be if he achieved 91% on his next test?
a.
88%
c.
90%
b.
89%
d.
87%
 
 
Figure 3.4
data_3_files/i0350000.jpg
 

 28. 
Looking at Figure 3.4 above, answer the following. If a family earned $3000 per month and followed the budget on the above graph, how much of the monthly income would be spent on car payments?
a.
$150.00
c.
$400.00
b.
$200.00
d.
$450.00
 

 29. 
Looking at the above graph (Figure 3.4), which area of the budget is the greatest expense?
a.
Food
c.
Bills
b.
Clothing
d.
House Payments
 
 
Figure 3.5
data_3_files/i0380000.jpg
 

 30. 
The above graph (Figure 3.5) indicates:
a.
Poetry becoming more popular over time
b.
Poetry sales increasing over time
c.
Poetry sales decreasing over time
d.
Poetry becoming less popular over time
 



 
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