# 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 Physics 3 5 Biology 5 History 7 17
 10
 14
 24
 5

Flag this QuestionQuestion 312.5 pts

In this scatter plot the correlation between the variables x and y is:

 Weak and Negative
 Strong and Positive
 Strong and Negative
 Weak and Positive

Flag this QuestionQuestion 322.5 pts

Select the correct statement.

 Histograms represent numerical data and Bar Charts represent categorical data.
 Both Histograms and Bar Charts represent categorical data.
 Histograms represent positive linear correlations and Bar Charts represent negative linear correlations.
 Histograms represent categorical data and Bar Charts represent numerical data.

Flag this QuestionQuestion 332.5 pts

Determine the relative frequencies (rounded to the nearest whole number) for this Frequency Distribution.

 Chocolate 10 % Vanilla 16 % Coconut 8 % Almond 40 % Strawberry 26 %
 Chocolate 14 % Vanilla 20 % Coconut 10 % Almond 40 % Strawberry 26 %
 Chocolate 12 % Vanilla 18 % Coconut 8 % Almond 38 % Strawberry 24 %
 Chocolate 10 % Vanilla 16 % Coconut 6 % Almond 36 % Strawberry 22 %

Flag this QuestionQuestion 342.5 pts

Both ____________ and ____________ are represented by ____________.

 Frequencies ———— Cumulative Frequencies ———— Integers
 Relative Frequencies ———— Frequencies ———— Whole Numbers
 Relative Frequencies ———— Cumulative Frequencies ———— Percentages
 Cumulative Frequencies ———— Cumulative Relative Frequencies ———— Decimals

Flag this QuestionQuestion 352.5 pts

A ____________ is made by joining the middle-top points of the columns of a ____________.

 Frequency Polygon ———— Histogram
 Pie Chart ———— Scatter Plot
 Bar Chart ———— Pie Chart
 Histogram ———— Pareto Chart

Flag this QuestionQuestion 362.5 pts

According to this pie chart, the political group with the majority of votes was ____________.

 EPP
 UEN
 EFA
 PES

Flag this QuestionQuestion 372.5 pts

In the following scatter plot, the ____________ has ____________.

 Frequency Polygon ———— Decreasing Frequencies
 Trend Line ———— Positive Slope
 Trend Line ———— Negative Correlation
 Frequency Distribution ———— Random Correlation

Flag this QuestionQuestion 382.5 pts

In any data set:

$\phantom{\rule{0ex}{0ex}}Relative\phantom{\rule{0ex}{0ex}}Frequencies\phantom{\rule{0ex}{0ex}}\phantom{\rule{0ex}{0ex}}$

 0.5
 Minimum Value of the Data Set
 100 %
 Maximum Value of the Data Set

Flag this QuestionQuestion 392.5 pts

The following graph is a ____________.

 Histogram
 Pareto Chart
 Frequency Polygon
 Scatter Plot

Flag this QuestionQuestion 402.5 pts

Select the correct number to fill the blank space (highlighted in blue) in the following table.

 Degree Frequency Relative Frequency High School 28 0.56 Bachelor’s 15 0.3 Master’s 5 Ph. D. 2 0.04
 0.5
 0.1
 0.86
 0.34