Question

The following table gives the literacy rate in percentage of 35 tis. Find the man
Literacy rate
Lengte)
Namber of cities​

Answer 1

Step-by-step explanation:

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Answer 2

Answer:

The following table gives the literacy rate (in percentage) of 35 cities. Find the mean literacy rate.

Literacy rate (in %)

45-55

55-65

65-75

75-85

85-95

Number of cities

3

10

11

8

3

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VIDEO EXPLANATION

ANSWER

Lets take assumed mean, A as 70

Class interval =10

∴u

i

=

h

x

i

−A

=

10

x

i

−70

x

ˉ

=A+h

∑f

i

∑f

i

u

i

=70+10×

35

−2

=70−0.57=69.43

Hence, the mean literacy rate is 69.43%

solution

Step-by-step explanation:

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