IOP2601 ASSIGNMEN 2: SEMESTER 1 & 2: 2021:
UNIQUE NUMBER 800775
ANSWERS WITH ELABORATIONS
COMPILED BY +27 61 844 1387
QUESTION 1
1.1 Probability S winning first prize
TOTAL NUMBER OF ENTRIES = 200
Number of entries submitted by S= 40
Therefore probability = 0.2
1.2 Probability J winning Second prize
TOTAL NUMBER OF ENTRIES = 200 – 1= 199
Number of entries submitted J = 10
Therefore probability =
1.3 Probability S and J winning first and second prize =
(Prob S winning 1st prize x Prob J winning 2nd prize) + (Prob S winning 2nd prize x
Prob J winning 1st prize)
, 2
UNIQUE NUMBER 800775
ANSWERS WITH ELABORATIONS
COMPILED BY +27 61 844 1387
QUESTION 1
1.1 Probability S winning first prize
TOTAL NUMBER OF ENTRIES = 200
Number of entries submitted by S= 40
Therefore probability = 0.2
1.2 Probability J winning Second prize
TOTAL NUMBER OF ENTRIES = 200 – 1= 199
Number of entries submitted J = 10
Therefore probability =
1.3 Probability S and J winning first and second prize =
(Prob S winning 1st prize x Prob J winning 2nd prize) + (Prob S winning 2nd prize x
Prob J winning 1st prize)
, 2