Q1) Which of the given can't be a probability?
i) 0
ii) 001
iii) -49
Q2) We have binomial experiment with p = .8 and n = 2.
1) Set up probability distribution by illustrating all x values and their associated probabilities.
i) List sample space of tossing a fair coin.
ii) Some students were asked if they carry credit card. Here are the responses.
|
Class
|
Credit Card Carrier
|
Not a Credit Card Carrier
|
Total
|
|
Freshman
|
33
|
27
|
60
|
|
Sophomore
|
6
|
34
|
40
|
|
Total
|
39
|
61
|
100
|
Determine the probability that student is and does not carry a credit card?