Question

When you post a picture on social media, it seems like your friends randomly "like" the picture. Independent of the quality or the humor of the photo, there seems to be a 28% chance of the picture being "liked" for any given picture.

Let X represent the number of pictures you post until one is "liked." (X represents the photo number that is actually liked.)

Round all answers to 3 decimal places : for example 3.575 or .687

Find:

μXμX:

σXσX:

P(X=4)P(X=4):

P(X<8)P(X<8):

P(X>10)P(X>10):

P(5≤X≤10)P(5≤X≤10):

Answer 1