If a point P moves such that the sum of the squares of its distances from two fixed points A and B is a constant, then the locus of the point P is

Which one of the following statements is correct ?

Consider the following statements : 1. A frequency distribution condenses the data and reveals its…

In a frequency distribution having class intervals 0 – 10, 10 – 20, 20 –…

In a frequency distribution having class intervals 0 – 10, 10 – 20, 20 –…

In a frequency distribution having class intervals 0 – 10, 10 – 20, 20 –…