The median of the following distribution is 28.5, the values of x and y are respectively Class Interval: 0–10 | 10–20 | 20–30 | 30–40 | 40–50 | 50–60 Frequency: 5 | x | 20 | 15 | y | 5 where the total frequency is 60

Find median for the following data: Class Interval: 0–20 | 20–30 | 30–40 | 40–50 Frequency: 42 | 25 | 58 | 40

Which one of the following is NOT a graphical presentation of a frequency distribution?

For histogram based on a frequency distribution with unequal class intervals the frequency of a class should be proportional to the ______ of the rectangle representing the class.

Consider the question and two statements given below: LCM of two numbers x and y is 481 where x > y. Question: What is the value of (3x - 2y)? Statement-1: y > 1. Statement-2: HCF of x and y is 1. Wh…

If 131x + 217y = 827 and 217x + 131y = 913, then what are values of x and y respectively?