answersLogoWhite

0

Q. Obderve the given frequency distribution table and answer the question given below:-

class Inerval frequency

80-84 2

75-79 3

70-74 5

65-69 12

60-64 8

55-59 6

50-54 4

_____________

N= 40

1) calculate the median of the given distribution and interpret the result.

2) If mean = 68 and S.D = 8.2, interpret with respect to the normal probability curve.

3) If P43 = 74 , interpret.

4) In a geography test, Rajesh's Pr is 36 and Rohan's Pr is 63 , interpret and compare their performance.

User Avatar

Wiki User

14y ago

What else can I help you with?