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Marked price = 500 × 1.4 = ₹700. Selling price = 700 × 0.8 = ₹560. Profit = 560 – 500 = 60 Correct option: c
For the variables X, Y and Z, rXY = 0.80, rXZ = 0.64, rY Z = 0.79 , then square of multiple correlation coefficient R2 X.Y Z is:
For the distribution
X: 1 0 1
P(x): 0.3 ...
Second differencing in time series can help to eliminate which trend?
(I) Quadratic trend
(II) Linear trend
Let MSA defines mean sum of squares due to factor A and MSE defines mean sum of squares due to error. If the null hypothesis of ANOVA for one way class...
The coefficient of correlation is the _________ of coefficients of regression.
The value of a and b so that the following is probability mass function
X: 0 �...
Which of the following is NOT a type of data classification?