
Statistics and Data Analysis Quiz
Authored by Marcus Maravillas
Mathematics
12th Grade
Used 4+ times

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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is statistics?
The study of descriptive language
The science of collecting, organizing, presenting, analyzing, and interpreting quantitative data
The process of estimating numerical patterns
A method of transforming numerical data
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does data analysis involve?
Writing reports about trends
Developing surveys for decision making
Inspecting, cleaning, transforming, and modeling data
Collecting numerical information
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is an outlier in a dataset?
A common value within a dataset
An observation that lies abnormally far from other values
The highest number in the dataset
A randomly selected value
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does skewness measure in a dataset?
The central tendency of data
How data points are distributed
The peak of a frequency distribution
The sum of all data values
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is kurtosis?
A method of data cleaning
A statistical measure describing how scores cluster in the tails or peak of a frequency distribution
A process of ranking data
A measure of data spread
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is reverse coding in surveys?
Changing numbers to letters for classification
Rephrasing positive questions in a negative way to ensure consistent responses
Ranking responses in descending order
Removing irrelevant responses
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which type of data is used only for labeling or categorization?
Ratio
Interval
Ordinal
Nominal
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