
Exploring Descriptive Statistics
Quiz
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Computers
•
University
•
Practice Problem
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Medium
Shamila Ebenezer
Used 1+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the mean of the following data set: 2, 4, 6, 8, 10?
6
4
8
10
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Define median and explain how to find it in a data set.
The median is the middle value of a data set when it is ordered from least to greatest.
To find the median, you multiply all values in the data set.
The median is the highest value in a data set.
The median is the average of all values in a data set.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the mode of the data set: 1, 2, 2, 3, 4, 4, 4, 5?
4
3
5
2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Explain the concept of range in measures of dispersion.
The range is the difference between the maximum and minimum values in a dataset.
The range is the number of values in a dataset.
The range is the sum of the maximum and minimum values in a dataset.
The range is the average of all values in a dataset.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you interpret standard deviation in a data set?
Standard deviation is the difference between the highest and lowest values.
Standard deviation quantifies the variability of data points in relation to the mean.
Standard deviation indicates the total number of data points.
Standard deviation measures the average of data points.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What type of graph is best for displaying the frequency of categorical data?
Pie chart
Scatter plot
Line graph
Bar chart
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does a positively skewed distribution indicate about the data?
It suggests that the data has a long tail on both sides, indicating a normal distribution.
It indicates that the data has a long tail on the right side, with most values concentrated on the left.
It shows that the data is evenly distributed with no skewness.
It indicates that the data has a long tail on the left side, with most values concentrated on the right.
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