If all the points of a dot chart lie on a straight line parallel to the X-axis, it denotes .................................of correlation.

Related MCQs

• If all the points of a dot chart lie on a straight line vertical to the X-axis, then coefficient of correlation is ...................
• 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...................
• If all the dots of a scatter diagram lie on a straight line falling from left bottom corner to the right upper corner, the correlation is called..................
• In scatter diagram, if most of the points lie in the first and third quadrants, then coefficient of correlation is:
• For perfect correlation, the coefficient of correlation should be ..........................
• If coefficient of correlation is more than ................of its P E, correlation is significant.
• In a straight line equation Y = a + bX; b is the:
• Correlation analysis is a ..............................
• When the values of two variables move in the same direction, correlation is said to be ............................
• When the values of two variables move in the opposite directions, correlation is said to be ............................