# P-Value

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##### Solution Summary

The solution calculates the P-Value. A hypothesis test is calculated.

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a.

(i) Horizontal axis - viscosity

(ii) Vertical axis - number of batches

http://mathworld.wolfram.com/Ogive.html

b.

Mean = 280.875

To calculate this multiply number of batches with middle of intervals

and add.

T = 5*(250+259)/2 + 10*(260+269)/2 .....and so on

Mean = T/80

To estimate standard deviation:

S = square ...

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