
PR2 Univariate Analysis Quiz
Authored by ANGELO ABUGA
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12th Grade
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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Define the term 'mean' and explain its significance in univariate analysis.
The mean is a measure of dispersion and is not significant in univariate analysis
The mean is only applicable to normally distributed data
The mean is significant in univariate analysis as it provides a measure of central tendency, helping to understand the typical value in a dataset.
The mean is used to identify outliers in a dataset
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Calculate the mean of the following data set: 12, 15, 18, 20, 25, 30.
28
22
16
20
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the median of a data set and how is it calculated?
The median is the highest value in the data set
The median of a data set is the middle value when the data is arranged in ascending order. If there is an even number of data points, the median is the average of the two middle values.
The median is calculated by adding all the values in the data set
The median is the average of all the values in the data set
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Explain the concept of mode and its relevance in univariate analysis.
The mode is the lowest value in a dataset.
The mode is the average of all the values in a dataset.
The mode is the highest value in a dataset.
The mode is the value that appears most frequently in a dataset.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Compare and contrast the mean, median, and mode as measures of central tendency.
Mean is the most frequently occurring value in a data set.
Mean, median, and mode are all measures of dispersion.
Median is the average of all the values in a data set.
Mean, median, and mode are all measures of central tendency.
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