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Probability question

2024 · 4 Apr · Shift 2 · Q42
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  5. /2024 · 4 Apr · Shift 2 · Q42

Probability question

2024 · 4 Apr · Shift 2 · Q42

JEE MainMathematicsProbabilityMCQ+4 / −1

If the mean of the following probability distribution of a radam variable X\mathrm{X}X :

X\mathrm{X}X 0 2 4 6 8
P(X)\mathrm{P(X)}P(X) aaa 2a2a2a a+ba+ba+b 2b2b2b 3b3b3b

is 469\frac{46}{9}946​, then the variance of the distribution is

  1. A
    58181\frac{581}{81}81581​
  2. B
    56681\frac{566}{81}81566​
  3. C
    15127\frac{151}{27}27151​
  4. D
    17327\frac{173}{27}27173​
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