Question

QUESTION 4

1. Hamid is particularly bored in quarantine.
   
   He has 4 activities he can perform:
   
   1) Clean the house.
   2) Study for statistics.
   3) Call someone to chat.
   4) Pet the dog.
   
   He picks 3 activities at random every day, with replacement. What is the probability that all 3 are "Pet the dog"?
   
   (Which sounds pretty nice, I don't have a dog.)

QUESTION 5

1. Copy of

   One third of people have blue eyes.
   One third of people have brown hair.
   One half of people are male.
   
   Assuming these are independent, what is the probability of someone having both (blue eyes AND brown hair) OR being male?

2 points   

QUESTION 6

1. One third of people have blue eyes.
   One third of people have brown hair.
   One half of people are male.
   
   Assuming these are independent, what is the probability of someone having both blue eyes OR (brown hair AND being male)?

2 points   

QUESTION 7

1. One third of people have blue eyes.
   One third of people have brown hair.
   One half of people are male.
   
   Assuming these are independent, what is the probability of someone having blue eyes and brown hair and being male?

Answer 1