Probability Part 3

Section: Mathematics
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Question : 1 of 26
 
Marks: +1, -0
The probability distribution of a random variable X is given below :
X4k‌
30
7
k
‌
32
7
k
‌
34
7
k
‌
36
7
k
‌
38
7
k
‌
40
7
k
6k
P(X)‌
2
15
‌
1
15
‌
2
15
‌
1
5
‌
1
15
‌
2
15
‌
1
5
‌
1
15

If E(X)=‌
263
15
, then P(X<20) is equal to :
[28 Jan 2026 Shift 2]
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