Questions & Answers
Browse all 18 questions from the
Elementary Statistics and Probability study set below.
Each question shows the correct answer — select a study format above to practice interactively.
1
Which type of graph uses vertical bars to show information?
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A
Line graph
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B
Bar graph
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C
Pie chart
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D
Scatter plot
2
In a set of data, what is the 'mode'?
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A
The middle value
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B
The average
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C
The most frequent value
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D
The smallest value
3
What is the probability of a fair six-sided die landing on a number greater than 6?
4
What is the 'range' of a set of numbers?
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A
The sum of all numbers
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B
The difference between the highest and lowest values
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C
The middle number
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D
The number that appears most often
5
If a coin is tossed, what are the chances of it landing on heads?
6
Which term describes an event that is impossible to happen?
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A
Likely
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B
Certain
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C
Unlikely
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D
Zero probability
7
What do you call a table that uses marks to keep track of counting?
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A
Tally chart
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B
Frequency table
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C
Bar chart
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D
Histogram
8
If a bag contains 3 red marbles and 1 blue marble, what is the probability of picking a blue marble?
9
Which of the following is a type of data representation?
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A
Pictograph
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B
Addition
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C
Subtraction
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D
Multiplication
10
If an event is 'certain' to happen, what is its probability?
11
In a pictograph, what does the 'key' explain?
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A
The title of the graph
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B
The total number of items
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C
What each symbol represents
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D
The date of the data
12
What is the 'median' of a data set?
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A
The middle value when ordered
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B
The largest value
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C
The difference between values
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D
The total sum
13
Which word best describes the chance of rolling a 1 on a standard six-sided die?
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A
Certain
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B
Impossible
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C
Unlikely
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D
Equal
14
When you collect data by asking people questions, what is this called?
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A
A survey
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B
An experiment
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C
A graph
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D
A prediction
15
How many outcomes are there when you flip a single coin?
16
What does a 'line plot' show?
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A
Changes over time
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B
Frequency of data on a number line
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C
Categories of data
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D
Percentages of a whole
17
If you have a 50% chance of an event happening, how is this described?
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A
Likely
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B
Impossible
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C
Even chance
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D
Certain
18
What is the first step in creating a frequency table?
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A
Drawing a graph
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B
Collecting data
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C
Writing a report
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D
Calculating the mean
