
MRMR216 Topic 8
Quiz
•
Other
•
10th Grade
•
Practice Problem
•
Hard
Sonja Mellet
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12 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
What is the purpose of data preparation in business research?
To analyze data using qualitative methods
To ensure data is collected randomly
To present data in a visual format
To categorize data appropriately
2.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Which of the following is NOT a measure of central tendency?
Mean
Median
Mode
Variance
3.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
What does mutual exclusivity in data categorization mean?
Categories are not defined
Each answer fits into only one category
Each answer can fit into multiple categories
Categories can overlap
4.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
How is the median calculated when the number of data values is even?
Average the two central values
Select the middle value
Add all values and divide by the total count
Use the mode as the median
5.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
What is the formula for calculating the mean?
Mean = x/n
Mean = Σn/x
Mean = Σx/n
Mean = n/Σx
6.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
What does standard deviation measure?
The spread of data around the mean
The average of a data set
The highest value in a data set
The total number of data points
7.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Which of the following is true about the mode?
It is always the highest value
It is the average of all values
It cannot be determined from the data
It is the most frequently occurring value
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