For the variables X and Y, we collect 4 observations with β X = 10,β Y = 14,β X2 = 30,β Y2 = 54,β XY = 31 The regression line y on x is
The correct answer is D
All of the following curves are U-shaped, except the
Which of the following statements is incorrect regarding Phillipsβs curve?
Given two lines of regression x+3y=11 and 2x+y=7. Find the coefficient of correlation between x and y.
List – I
For a monopolist, price is Rs.16 and marginal revenue is Rs.4, the elasticity of demand will be
The data about sales and advertisement expenditure of a firm is given below
Walrawβs Law states the following:
Which of the following statements is incorrect?
Within a country, the domestic price of a product will equal the world price if
If interest payments are subtracted from gross fiscal deficit, the remainder will be