Question 1 2 Points The Contents of Urns I, II, III are as follows: 1white, 2 Black and 3 Red balls ; 2white , 1 Black and 1 Red ball; 4 white , 5 Black and 3 Red balls . One Urn ...
SIKSHAPATH Latest Questions
A die is thrown 276 times and the results of these throws are given below: No. appeared on the die: 1 2 3 4 5 6 Frequency: 40 32 29 59 57 59 Test whether the die is biased or not ?
State t-test and its applications for small samples. A computer while calculating correlation coefficient between two variables X and Y from 25 pairs of observations obtained the following results : n=25, ∑ X= 125, ∑ X^2=650, ∑ Y=100, ∑ Y^2= 460, ...
A computer while calculating correlation coefficient between two variables X and Y from 25 pairs of observations obtained the following results : n=25, ∑ X= 125, ∑ X^2=650, ∑ Y=100, ∑ Y^2= 460, ∑ XY =508. If was, however, later ...
A sample of 20 items has mean 42 units and S.D. 5 units. Test the hypothesis that it is a random sample from a natural population with mean 45.
State t-test and its applications for small samples.