e. nq (1-q) d. n²p² (1-p)²
X is a passion variate satisfying the following condition 9P (X= 4) + 90 (X= 6) = P (X= 2). What is the value of p (X ≤ 1)?
a. 0.5655
b. 0.6559
C. 0.7358
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a. 0.5655
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