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Analyzing One Variable Data Review

Total questions: 54

Worksheet time: 2hrs 55mins

Name
Class
Date
1.
What's your favorite subject in school?
a)
Categorical
b)
Quantitative
2.
Where do you plan on attending college?
a)
Categorical
b)
Quantitative
3.
How many states have you visited in your lifetime?
a)
Categorical
b)
Quantitative
4.
How many siblings do you have?
a)
Categorical
b)
Quantitative
5.
Which of the following is an example of categorical data?
a)
High School Graduate or Not
b)
Annual Income
c)
Years of Schooling Completed
d)
Years of playing an instrument
6.
Is the information collected during the survey numerical or categorical data?
a)
Numerical data. I know this because the y-axis is labeled with numbers. 
b)
Numerical data. I know this because the surveyor counted how many people that they surveyed. 
c)
Categorical data. I know this because the responses to the survey are names. 
d)
Categorical data. I know this because each column is a different color. 
7.

If your teacher asked you to make categorical observations about the class’s pet hamster, which group of words might be used?

a)

A mass of 3 kg, 11 cm long, age of 16 months

b)

A mass of 3 kg, 11 cm long, cute

c)

A long hair, white and brown colored, soft

d)

A temperature, length, weight

8.

Which of the following is an example of quantitative data?

a)

High School Graduate or Not

b)

Monthly paycheck amount

c)

Whether or not you are employed

d)

What type of vehicle you drive

9.

According to the Internet Movie Database, Avatar is tops based on box-office receipts worldwide. The table displays data on several popular movies. Identify the individuals in this data set.

a)

The movie titles

b)

The year

c)

The rating

d)

The Genre

e)

The running time

10.

According to the Internet Movie Database, Avatar is tops based on box-office receipts worldwide. The table displays data on several popular movies. Identify the variables in this data set.

a)

Movie titles, year, ratings, time, and genre

b)

Year, ratings, time, genre, and box office earnings

c)

Movie titles, ratings, and genre

d)

Year, time, and box office earnings.

11.
How many cities have temperatures between 70 degrees and 99 degrees?
a)
44
b)
34
c)
26
d)
62
12.
Neal is going to buy an automobile and needs to spends less than $35,000 in order to afford the monthly payment. Looking at the histogram, how many automobiles does Neal have to choose from?
a)
105
b)
35
c)
20
d)
125
13.
Which interval has 400 employees?
a)
33-43
b)
0-10
c)
77-87
d)
66-76
14.
How many employees have a salary less than $22,000?
a)
50
b)
350
c)
0
d)
10
15.
If Raul measured another tree in the orchard, which is most likely the height of the tree?
a)
12 feet
b)
21 feet
c)
3 feet
d)
19 feet
16.
What color car is the least popular at this car dealership?
a)
Red
b)
White
c)
Blue
d)
Green
17.

This pie chart shows the colour of hats that Tom owns. Which colour hat does he own the second most of?

a)

red

b)

blue

c)

green

d)

yellow

18.

This pie chart shows the colour of hats that Tim owns. What fraction of Tim's hats are blue?

a)

14\frac{1}{4}

b)

2525

c)

13\frac{1}{3}

d)

impossible to say

19.

These pie charts show how people travel to work in 2 towns. In which town do more people travel to work by bike?

a)

town A

b)

town B

c)

both the same

d)

impossible to say

20.

What is the range for this data set? Remember to subtract the minimum value from the maximum value.

a)

10

b)

15

c)

25

d)

30

21.

What is the median for this data set? Remember to rank the data in order from least to greatest, then find the median, which is the middle number in the ranked set of data.

a)

55

b)

60

c)

70

d)

75

22.

What is the mean (average) for this data set? Remember to add all of the data then divide by the total number of data collected.

a)

60

b)

62

c)

64

d)

66

23.

What is the mode for this data set? Remember the mode is the most common or most frequent data.

a)

150

b)

170

c)

180

d)

190

24.

What is the maximum value for this data set?

a)

90

b)

96

c)

102

d)

108

25.

What is the minimum value for this data set?

a)

78

b)

72

c)

66

d)

60

26.

What is the shape of the data?

a)

symmetrical

b)

skewed left

c)

skewed right

d)

bell curve

27.

What is the shape of the data?

a)

symmetrical

b)

skewed left

c)

skewed right

d)

bell curve

28.

What is shape of the data?

a)

symmetrical

b)

skewed left

c)

skewed right

d)

bell curve

29.

What is the shape of the data?

a)

symmetrical

b)

skewed left

c)

skewed right

d)

bimodal

30.
Which of the following best describes the shape of the distribution?
a)
SKEWED LEFT
b)
SKEWED RIGHT
c)
UNIFORM 
d)
SYMMETRICAL
31.

Where is the gap in the data?

a)

between 23 and 25

b)

between 17 and 20

c)

at 18

d)

at 22

32.

Which statement describes the distribution of data in this histogram.

a)

Life is good

b)

Corn Flakes are never symmetrical

c)

There's a round-shaped gap, or hole, in Cheerios.

d)

WAIT A SECOND...THIS IS NOT A HISTOGRAM - IT'S A BAR GRAPH! trick question...

33.
What is the shape of the data for Lucy's Steakhouse?
a)
Symmetrical
b)
Skewed Left
c)
Skewed Right
34.

Which car club has the higher median?

a)

Cruisers

b)

Car Hops

c)

Neither. Can't determine median from the graph.

35.

What is the interquartile of this data?

a)

50

b)

90

c)

110

d)

100

36.

What percentage of the data is between 90 and 140?

a)

25 %

b)

50%

c)

75%

d)

100%

37.

What is the median of this data?

a)

40

b)

90

c)

100

d)

140

e)

150

38.

While doing a project for P. E. class, Ling researched the number of athletes competing in an international sporting event.


How many countries have exactly 32 athletes?

a)

4

b)

3

c)

6

d)

1

39.

A Technical Assistance Manager monitored his customers' wait times.


What is the shortest wait time?

a)

30 minutes

b)

48 minutes

c)

31 minutes

d)

71 minutes

40.
What is the highest quiz grade in the stem and leaf plot?
a)
9
b)
26
c)
92
d)
96
41.
How many baseballs were thrown 50 or more feet?
a)
5
b)
4
c)
13
d)
8
42.
What is the definition of the mean?
a)
The average
b)
The middle number
c)
The difference between the highest and lowest numbers
d)
The number that occurs the most
43.
When finding the median, what do you do if there are two middle numbers?
a)
Add them together and divide by 2
b)
Write them both as the answer
c)
Give up
d)
Pick one
44.
Find the mean.
a)
8
b)
10
c)
7
d)
9
45.

Which club has the smaller spread?

a)

Cruisers

b)

Car Hops

46.

When calculating the range of a data set, I need to

a)

subtract minimum - maximum

b)

subtract maximum - minimum

c)

subtract Q1 - Q3

d)

subtract Q3 - Q1

e)

use the 1.5 ( IQR ) rule

47.

What is an advantage of using the range as a measure of​ variation?

a)

It uses only two entries from the data set.

b)

It uses all entries from the data set.

c)

It is easy to compute.

48.

What is a disadvantage of using the range as a measure of​ variation?

a)

It is hard to compute.

b)

It uses all entries from the data set.

c)

It uses only two entries from the data set.

49.

 Find the sample standard deviation.
2  6  15  9  11  22  

a)

49.37

b)

7.03

50.
What is the standard deviation for the data set given below? Data comes from a population.
{ 5, 10, 7, 12, 0, 20, 15, 22, 8, 2 }
a)
6.89
b)
10.1
c)
7.26
d)
9
51.
The prices at several different stores for a pair of shoes are shown below.
$78, $79, $81, $82, $83
Two days later, another store has the same shoes on sale for $65. How does the new price affect the data?
a)
Only the range was affected.
b)
The median increased, and the range increased.
c)
The mean increased, and the range increased.
d)
The mean decreased and the range increased.
52.
Gabriella’s quiz grades are shown below.
88, 92, 92, 96, 98
Gabriella scored a 20 on her sixth quiz. What effect does this score have?
a)
The low score causes the median to increase.
b)
The low score causes the median to decrease.
c)
The low score causes the mean to increase.
d)
The low score causes the mean to decrease.
53.
A realtor wants to give a customer an idea of housing prices in a neighborhood. All the houses are priced within $20,000 of one another, except one house that is much larger and more expensive than the rest. Which measure(s) of central tendency will be most affected by the one expensive house?
a)
Mode only
b)
Mean only
c)
Both mode and mean
d)
Both mean and median
54.
A value that is much higher or much lower than the other values in a set of data.
a)
Outlier
b)
Box Plot
c)
Range
d)
Histogram

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