We use cookies to personalise content and advertisements and to analyse access to our website. Furthermore, our partners for online advertising receive pseudonymised information about your use of our website. cookie policy and privacy policy.
 
+0  
 
0
155
2
avatar+125 

X- 3, 4 ,5 ,6 ,7 ,9

P-0.2,  0.1 ,0.25, 0.05,  0.4

 

choices are

a)6.2

b)5.95

c)6.05

d)5.6

 Apr 18, 2019
 #1
avatar+6045 
0

just take the sum of each value of X time it's probability of occurrence.

 

3(0.2) + 4(0.1) + ... + 9(0.4)

 Apr 18, 2019
 #2
avatar+104647 
+1

We have more data values than associated probabilities....???

 

cool cool cool

 Apr 18, 2019

5 Online Users

avatar