In an ANOVA problem for oneway classified data, with three classes and three observations per class, if the F value is 1.5 and the total sum of squares is 18, then the mean square between classes is :
If six hand-writings were ranked by two judges in a competition and the rankings are as follows:
Then the value of Spearman's rank correlation coefficient is
In an analysis of variance problem involving 3 treatments and 10 observations per treatment, SSE= 399.6 The MSE for the analysis would be :
The average of 25 numbers is 36. If the average of first 13 numbers is 32 and that of the last 13 numbers is 39, then the 13th number is
An observation is drawn from an experimental distribution with mean θ, if the observation is found to be 2, and we test H0 : θ>1 against H1 : θ>1 with level e-3 then
For a trivariate distribution, if the correlation coefficients are r12 = r13 = r23 = r, -1 < r < 1, then r12.3 is:
