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WorksheetsSTA108-Probability
Total questions: 20
Worksheet time: 37mins
Each of the letters of the word CAMBRIDGE is written on a card and the cards are placed in a line. How many arrangements are there?
362880
720
3400
25700
Each of the letters of the word CAMBRIDGE is written on a card and the cards are placed in a line.How many arrangement begin with CAM
362800
720
60480
84
Issam has 11 different CDs of which 6 are pop music,3 are jazz and 2 are classical. How many different arrangements of all 11 CDs on a shelf are there if the jazz CDs are all?
3! X 9!=2177280
12!=479001600
6! X 3! X 2!=8640
A regular 6-sided die is to be rolled one time. What is the probability that the number 5 is rolled?
1/5
5/6
1/6
6/5
A coin is to be tossed twice. p(t, t) = ___
1/4
1/2
2
1/8
Safebank requires its customers to use a four-digit PIN to access their accounts. Customer can choose any set of 4 digits may be repeated. How many possible four digits PINs are there?
456 769
456 976 000
10 000
In how many ways can 5 boys and 3 girls stand in a straight line if there is no restriction?
720
40320
35600
43500
Probability can only value between which two numbers?
-1 to 1
0 to 1
0 to 2
-3 to 3
Use the tree diagram to find the probability of tossing a head first and then a tail when a coin is tossed twice.
1
1/2
1/4
1/3
P(green) =
What is the sample space?
6 bears
orange, green, red, white, yellow
unlikely
2 red bears
A security code consists of 4 letters chosen from A,B,C,D,E,F,G and followed by 3 digits chosen from 0,1,2,3,4,5. how many 5 combination security codes if the repetitions are not allowed?
840
120
100 800
3000
From a class of 20 students,3 students are going to be chosen to be sports officials. The first student will be the swimming captain, the second student the athletics captain, and the third student the tennis captain. In how many different ways can the officials be chosen?
1140
3500
6840
2433870
