# Find the mean, va

Let the assumed mean, A = 92.5 and h = 5

We obtain the following table from the given data: We know that Mean,  We know that Variance σ2 = σ2 = We know that Standard Deviation = σ

σ = √105.583 = 10.275

Ans. Mean = 93, Variance = 105.583 and Standard Deviation = 10.275

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