+0  
 
0
1334
1
avatar

It has been reported that 42% of college students graduate in 4 years. Consider a random sample of thirty students, and let the random variable X be the number who graduate in 4 years. Find the probability that 14 students in the sample of 30 graduate in 4 years.

 Aug 7, 2015

Best Answer 

 #1
avatar+23246 
+5

30C14 (0.42)14(0.58)16  =  0.127  (approximately)

 Aug 7, 2015
 #1
avatar+23246 
+5
Best Answer

30C14 (0.42)14(0.58)16  =  0.127  (approximately)

geno3141 Aug 7, 2015

5 Online Users

avatar
avatar
avatar
avatar