Scatter diagram of the various values of ( X, Y) gives the idea about .......................

Related MCQs

• Scatter diagram is also called ...................................
• If all the points of a scatter diagram lie on a straight line falling from the lower left-hand corner to the upper right-hand corner, the correlation is said to be ..........................
• If all the dots of a scatter diagram lie on a straight line falling from the upper left-hand corner to the lower right hand corner, the correlation is said to be ..........................
• If the plotted points of a scatter diagram fall on a narrow band, it indicates a. ............degree of correlation.
• If plotted points in a scatter diagram lie on a straight line vertical to the Y-axis, then r=.........
• If dots in a scatter diagram are lie in a haphazard manner, then r= .......................
• ...........................distribution gives a normal bell shaped curve.
• 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 direction, correlation is said to be……
• If the random variable of a probability distribution assumes specific values only, then it is called ...............................