Find the mean of first 7 prime numbers.

CUET Preparation Today

Start Free Mocks

Home Questions 7CN4CNBXNX

Target Exam

CUET

Subject

General Test

Chapter

Numerical Ability

Topic

Mean, Median and Mode

Question:

Find the mean of first 7 prime numbers.

Options:

8.28

7.24

8.5

7.66

Correct Answer:

8.28

Explanation:

First 7 prime numbers are = 2, 3, 5, 7, 11, 13, 17

Mean = $\frac{ sum \; of \; observations }{ number \; of \; observations }$

Mean = $\frac{ 2 + 3 + 5 + 7 + 11 + 13 + 17 }{ 7 }$

Mean = $\frac{ 58 }{ 7 }$

Mean = 8.28