Based on results of 2 way ANOVA, the SSE was computed to be 139.4. If we ignore one of the factors and perform one way ANOVA using the same data, SSE will :
In a class, there are 25 students whose average age decreases by 3 months when one student aged 22 years is replaced by a new student. The age of the new student is :
Ratio to trend method for seasonal indices provide good results if:
If P(A ∩ B) = 1/2, P(Ac ∩ Bc ) = 1/2 and 2P(A) = P(B) = p, then the value of p is :
In ANOVA for testing the equality of group means, one conducts
Suppose two distributions have the same mean, same standard deviation and are equally skewed, but the first distribution is more peaked than the other. This feature of the frequency distributions in which they are different are called :