
Statistics Fundamentals Assessment
Quiz
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Others
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University
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Practice Problem
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Hard
Simran Thakur
FREE Resource
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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a frequency distribution and how is it created?
A frequency distribution is a graphical representation of data trends.
A frequency distribution is created by averaging all values in a dataset.
A frequency distribution is a representation of the number of times each value appears in a dataset, created by counting occurrences of each unique value.
A frequency distribution shows only the highest value in a dataset.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Given the data set: 2, 3, 5, 7, 7, 8, 10, create a frequency distribution table.
{ "2": 1, "3": 1, "5": 1, "7": 2, "8": 1, "10": 1 }
{ "2": 1, "3": 1, "5": 2, "7": 2, "8": 1, "10": 1 }
{ "2": 1, "3": 2, "5": 1, "7": 1, "8": 1, "10": 1 }
{ "2": 1, "3": 1, "5": 1, "7": 2, "8": 2, "10": 0 }
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Calculate the mean of the following data set: 4, 8, 6, 5, 3.
4.5
7.0
6.2
5.2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the median of the data set: 12, 15, 11, 14, 13?
14
12
15
13
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Identify the mode in the following data set: 1, 2, 2, 3, 4, 4, 4, 5.
3
5
2
4
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Explain the concept of standard deviation in your own words.
Standard deviation indicates the highest value in a dataset.
Standard deviation is the average of all data points in a dataset.
Standard deviation measures the spread of data points around the mean in a dataset.
Standard deviation is a measure of the total number of data points in a dataset.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Calculate the standard deviation for the data set: 10, 12, 23, 23, 16, 23, 21.
3.84
5.00
2.50
4.10
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