MCQ
The mean of first four prime numbers is:
- A$4.5$
- B$3.75$
- C$4$
- ✓$4.25$
✓
Answer
Correct option: D.
$4.25$
The mean is equal to the sum of all the values in the data set divided by the number of values in the data set.
The first $4$ prime numbers are $2, 3, 5, 7$
So, mean is $\frac{17}{4}=4.25$
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