Advertisements
Advertisements
प्रश्न
The probability distribution function of a discrete random variable X is
f(x) = `{{:(2k",", x = 1),(3k",", x = 3),(4k",", x = 5),(0",", "otherwise"):}`
where k is some constant. Find P(X > 2)
योग
Advertisements
उत्तर
P(x > 1) = P(x = 3) + P(x = 5)
= 3k + 4k = 7k
= `7(1/9)`
= `7/9`
shaalaa.com
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
