Data Analysis Practice Test 1

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Directions (4-6): Study the information and answer the questions given below:
Umang is playing with a pack of 52 card, each of the 52 cards being equally likely to be drawn. What is the probability that:

Question : 6 of 65

Marks: +1, -0

Four cards drawn are the same number?

$1/20825$
0.6
$1/4062$
$13/5205$
None of these

Validate

Solution:

n(s)=^52C_4=52!/{48!×4!}

= 2,70,725

n(E) = 13

P(E)=13/{2,70,725}=1/20825

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