The given bar chart presents the average marks obtained in English (E) and vernacular (V) by the students of five districts (D1, D2, D3, D4, D5) in a state at the secondary level examination of a particular year (marks secured out of a total of 100).
What is the difference between the average percentage of marks in vernacular of the districts (D1, D2, D4) and (D3, D5)?
The correct answer is D
A B and C are three mutually exclusive and exhaustive events associated with a random experiment. If P(B) = (3/2) P(A) and P(C) = (1/2) P(B) then value...
Which of the following satisfies the time and factor reversal test?
For a group of 100 students, the mean and standard deviation of scores were found to be 30 and 5 respectively. Later on it was discovered that the scor...
If the population kurtosis of the observations 16,12,6,2,4,10 is 1.7414, then population kurtosis of the 8,6,3,1,2,5 is
The purchasing power of money is equal to:
Using the method of semi-averages, secular trend is measured when:
Which of the following is the most relevant for deriving a point estimate?
The limits of multiple correlation coefficient R1.23 are:
Which one is not basis of classification of data.
Second differencing in time series can help to eliminate which trend?
(I) Quadratic trend
(II) Linear trend
