The formula to determine the number of classes given by Sturge's rule is which one of the following?
Where, $$K$$ = Number of classes
$$N$$ =Total number of observations
$$\left( {\log \,N} \right)$$  = Logarithm of the total number of observations

A. The central limit theorem B. The law of statistical regularly C. The law of inertia of large numbers D. None of the above

A. Sampling error B. Measurement error C. Coverage error D. Non-response error

A. Both (A) and (R) are true B. (A) is true, but (R) is false C. (A) is false, but (R) is true D. Both (A) and (R) are false

A. 0 B. 1 C. 0.4 D. 0.8