## Business Statistics

M

###
Q 1. If bxy and byx are two regression coefficients, they have:

M

###
Q 2. If r = ± 1, the two regression lines are...............................

M

###
Q 3. The point of intersection of two regression lines is..........................

M

###
Q 4. If the regression line is Y on X, then the variable X is known as..........................

M

###
Q 5. The rank correlation coefficient was discovered by....................................

M

###
Q 6. If all the points of a scatter diagram lie on a straight line falling from left upper corner to the right bottom corner, the correlation is called...................

M

###
Q 7. If one of the regression coefficients is greater than unity, the other must be:

M

###
Q 8. Correlation analysis is a ..............................

M

###
Q 9. For a distribution of data, if the arithmetic mean> median>mode, then which of the following is true?

M