statistics-exam-40-questions-multiple-choice

Question 12.5 pts

In a ____________, the ____________ is the line that best represents the direction of the data.

Stem and Leaf Plot ———— Data

Scatter Plot ———— Trend Line

Histogram ———— Class

Pie Chart ———— Ogive

Flag this QuestionQuestion 22.5 pts

In Statistics, the ____________ of a particular data value is ____________.

Distribution ———— The sum of all the values in the the data set.

Frequency ———— The number of times that the value appears in the data set.

Cumulative Frequency ———— The number of rows in the frequency distribution.

Relative Frequency ———— The total number of values in the data set.

Flag this QuestionQuestion 32.5 pts

In the data set below, the frequency of ____________ is ____________.

5, 7, 1, 12, 17, 5, 1, 7, 10, 5

1 ———— 3

5 ———— 3

10 ———— 9

12 ———— 15

Flag this QuestionQuestion 42.5 pts

In the data set below, the value with the highest frequency is ____________.

3, 0, 1, 4, 3, 2, 4, 2, 3, 3, 0, 7, 1, 1, 2, 3, 4, 3

4

0

1

3

Flag this QuestionQuestion 52.5 pts

In this frequency distribution, the relative frequency of Red is ____________ and the cumulative frequency of Blue is ____________.

COLOR	FREQUENCY
Yellow	1
Blue	3
Red	2
Green	4

2 ———— 3

6 ———— 0.3

0.2 ———— 4

0.4 ———— 0.6

Flag this QuestionQuestion 62.5 pts

In this frequency distribution, the cumulative relative frequency of ____________ is ____________.

COLOR	FREQUENCY
Yellow	1
Blue	3
Red	2
Green	4

Yellow ———— 1 %

Red ———— 20 %

Green ———— 100 %

Blue ———— 30 %

Flag this QuestionQuestion 72.5 pts

Relative Frequency =

Flag this QuestionQuestion 82.5 pts

Which of the following is NOT a characteristic of a histogram ?

It displays frequencies.

It has no gaps between consecutive bars.

It is used to represent numerical data.

It displays cumulative frequencies.

Flag this QuestionQuestion 92.5 pts

According to this ____________, there are ____________ data values that are less than or equal to 16.

Scatter Plot ———— 20

Pie Chart ———— 66

Histogram ———— 60

Ogive ———— 30

Flag this QuestionQuestion 102.5 pts

Which pair of graphs shows the same data in different formats ?

Histogram and Ogive

Pie chart and Scatter Plot

Histogram and Frequency Polygon

Ogive and Pie Chart

Flag this QuestionQuestion 112.5 pts

The sum of the ____________ of all the values in a data set is equal to ____________.

Cumulative Relative Frequencies ———— The total number of entries in the data set

Relative Frequencies ———— 100 %

Cumulative Frequencies ———— The cumulative frequency of the first entry in the data set

Frequencies ———— The average of all values in the data set

Flag this QuestionQuestion 122.5 pts

In this ____________ there is a ____________ correlation between the variables. .

Scatter Plot ———— Negative

Scatter Plot ———— Positive

Frequency Polygon ———— Positive

Frequency Polygon ———— Negative

Flag this QuestionQuestion 132.5 pts

This graph is a ____________,and it is used to display values in ____________ order of the frequencies.

Scatter Plot ———— Increasing

Frequency Polygon ———— Random

Pareto Chart ———— Decreasing

Pie Chart ———— Constant

Flag this QuestionQuestion 142.5 pts

Relative frequencies are represented by ____________ numbers while cumulative frequencies are represented by ____________ .

Negative ———— Fractions

Decimal ———— Integers

Whole ———— Decimals

Irrational ———— Percentages

Flag this QuestionQuestion 152.5 pts

A ____________ is a table that displays the ____________ of the entries in a data set.

Histogram ———— Cumulative Relative Frequencies

Frequency Distribution ———— Frequencies

Probability Distribution ———— Cumulative Frequencies

Stem and Leaf Plot ———— Relative Frequencies

Flag this QuestionQuestion 162.5 pts

The graph that shows the ____________ of a data set is called ____________.

Cumulative Frequencies ———— Ogive

Relative Frequencies ———— Scatter Plot

Frequencies ———— Stem and Leaf Plot

Cumulative Relative Frequencies ———— Frequency Polygon

Flag this QuestionQuestion 172.5 pts

Which letter occurs with the highest frequency in the following sentence ?

STATISTICS IS IMPORTANT

I

T

S

A

Flag this QuestionQuestion 182.5 pts

In this ____________, the class with the greatest number of data values is ____________.

Frequency Polygon ———— 65 – 74

Scatter Plot ———— 35 – 44

Pie Chart ———— 75 – 84

Histogram ———— 55 – 64

Flag this QuestionQuestion 192.5 pts

This table shows the results of a survey in which some families were asked the number of children they had.

How many families had less than 4 children?

Number of children in family	Frequency
0	4
1	5
2	3
3	2
4	0
5	2
6	1
7	0

14

4

17

5

Flag this QuestionQuestion 202.5 pts

According to Simpson’s Paradox, a ____________ that appears in different groups of data may ____________ when those groups are combined.

Trend ———— Reverse

Sample ———— Intensify

Data ———— Increase

Parameter ———— Continue

Flag this QuestionQuestion 212.5 pts

Which of the following graphs could be an Ogive ?

B

D

A

C

Flag this QuestionQuestion 222.5 pts

This graph shows the favorite juice flavors of some persons.

How many people participated in the survey ?

12

6

42

38

Flag this QuestionQuestion 232.5 pts

This Steam and Leaf Plot represents the following list of values:

1248, 2335, 325

12, 4, 8, 23, 3, 5, 32, 5

1, 2, 4, 8, 2, 3, 3, 5, 3, 2, 5

12, 23, 35, 23, 14, 25, 32, 18

Flag this QuestionQuestion 242.5 pts

The concept of frequency applies to ____________ data.

Only Numerical Continuous

Only Numerical Discrete

Only Categorical

Both Categorical and Numerical

Flag this QuestionQuestion 252.5 pts

A ____________ represents the ____________ distribution of a ____________ variable.

Histogram ———— Frequency ———— Numerical

Scatter Plot ———— Cumulative Frequency ———— Systematic

Pie Chart ———— Random ———— Dependent

Stem and Leaf Plot ———— Stratified ———— Categorical

Flag this QuestionQuestion 262.5 pts

In a ____________, if the ____________ has positive slope, we say that there is a ____________ between the variables.

Histogram ———— Cumulative Frequency ———— Random Correlation

Bar Chart ———— Ogive ———— Cumulative Sampling

Descriptive Experiment ———— Discrete Variable ———— Confounding Relationship

Scatter Plot ———— Trend Line ———— Positive Linear Correlation

Flag this QuestionQuestion 272.5 pts

In Simpson’s Paradox, the ____________ and ____________ data show ____________ trends.

Partitioned ———— Combined ———— Different

Experimental ———— Observational ———— Explanatory

Categorical ———— Numerical ———— Fixed

Discrete ———— Continuous ———— Constant

Flag this QuestionQuestion 282.5 pts

The right column of this table displays the ____________ frequencies of the colors.

Cumulative

Relative

Cumulative Relative

Discrete

Flag this QuestionQuestion 292.5 pts

In a survey some people are asked to vote for their favorite singers. This graph show the frequencies of votes.

How many singers received more than 10 votes ?

1

5

125

4

Flag this QuestionQuestion 302.5 pts

Select the number to fill the empty cell (highlighted in blue) in this table.

Subject	Frequency of A’s in Final Exam	Cumulative Frequency
Math	2	2
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