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Class XI Mathematics - Statistics Quiz
Class XI
Mathematics
Statistics
15 questions
MEDIUM
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Preview questions
1. What is the primary purpose of statistics?
To collect data · To analyze data · To present data · To interpret data
2. Which of the following is a measure of central tendency?
Standard deviation · Variance · Mean · Range
3. What is the median of the data set: 3, 7, 9, 5, 11?
5 · 7 · 9 · 8
4. In a frequency distribution, the class interval is defined by:
The lower and upper limits · The midpoint · The frequency count · The cumulative frequency
5. If the mean of a data set is 20 and the sum of the data is 100, how many observations are there?
4 · 5 · 6 · 7
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