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Competitive Stats
Q23Section I (Objective (Q1–Q80))23 of 80

Probability — normalising constant for a p.m.f. on even integers

If p(x)=kpxp(x) = kp^x, where 0<p<10 < p < 1 and x=0,2,4,6,…x = 0, 2, 4, 6, \dots, then what is the value of kk for which p(x)p(x) is a probability mass function?

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