In a recent survey of college students, students where asked about their use of the Internet for research. The information was displayed in the table below. Let A be the event that the student was a business major. Let B be the event that the student uses the Internet for research.
Use Internet for research Don’t Use Internet
Business Students 0.38 0.22
Education Students 0.25 0.15
1)Which of the following is true?
A) P(A | B) < P(B | A).
B) P(A | ) > P(B | ).
C) P(A B) = 0.85.
D) Events A and B are statistically independent.
2)Which of the following is true?
A) P(A | B) = 0.81
B) P(A ) = 0.16
C) Events A and B are statistically independent.
D) D) P( | ) = 0.375
Thanks in advance
Hi Giordano Bruno ,thanks for your reply.sorry I did n't check the options while copying & pasting. now I gave all the options with full details .can you please help me out in solving these 2 problems.
24. Which of the following is true?
A)P(A | B< P(B | A).
_ _
B)P(A | B) > P(B | A).
C)P(A|B) = 0.85.
D)Events A and B are statistically independent.
25. Which of the following is true?
A)P(A | B) = 0.81
_
B)P(A | B) = 0.16
C)Events A and B are statistically independent.
_ _
D) P(B | A) = 0.375
Hi Giordano Bruno ,thanks for your reply.sorry I did n't check the options while copying & pasting. now I gave all the options with full details .can you please help me out in solving these 2 problems.
24. Which of the following is true?
A)P(A | B< P(B | A).
B)P(A | B complement) > P(B | A complement).
C)P(A|B) = 0.85.
D)Events A and B are statistically independent.
25. Which of the following is true?
A)P(A | B) = 0.81
B)P(A | B complement) = 0.16
C)Events A and B are statistically independent.
D) P(B complement| A complement) = 0.375