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Study the number series given below and ...

Study the number series given below and answer the questions that follow :
`"7 8 9 7 6 5 3 4 2 8 9 7 2 4 5 4 9 2 9 7 6 4 7 "`
Which figures have equal frequency?

A

2,5,3

B

2,4,5

C

3,7,5

D

8,6,5

Text Solution

Verified by Experts

The correct Answer is:
D
According to the given number series:
.2. appears 3 times, .3. appears once, .4. appears 3 times, 5 appears .2 times., .6. appears .2 times. , .7. appears 5 times, 8 appears. .2 times. and .9. appears 4 times.
Therefore, Required figures having equal frequency
= 5 6 and 8
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