Let X be a random variable following binomial distribution whose mean and variance are 200 and 160 respectively.
What is the value of the number of trials (n)?

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 –…