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Probability question

2022 · 30 Jun · Shift 1 · Q41
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  5. /2022 · 30 Jun · Shift 1 · Q41

Probability question

2022 · 30 Jun · Shift 1 · Q41

JEE MainMathematicsProbabilityNumerical+4 / −1

The probability distribution of X is :

X 0 1 2 3
P(X) 1−d4{{1 - d} \over 4}41−d​ 1+2d4{{1 + 2d} \over 4}41+2d​ 1−4d4{{1 - 4d} \over 4}41−4d​ 1+3d4{{1 + 3d} \over 4}41+3d​

For the minimum possible value of d, sixty times the mean of X is equal to ‾\underline{\hspace{2cm}}​.

Numerical answer
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