Question

The square of the standard deviation of a frequency distribution is called the........ of the frequency distribution.
a) mean b) mean deviation c) variance d) Range ​

Answer 1

Answer:

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Answer 2

Answer:

c) Variance is the square of standard deviation of a frequency distribution

Explanation:

• Variance is the squared deviation from the mean value of data which is nothing but standard deviation.
• These both are used in order to measures variability.

Variance = (standard deviation)²

V = σ²

Therefore, The square of the standard deviation of a frequency distribution is called the variance of the frequency distribution.