The spinner above is spun 60 times. The results are given in the table below. What is the theoretical probability of spinning a shaded number? What is the experimental probability of spinning a shaded number? Compare to the theoretical.
Theoretical = 3/8 or 38%, Exp.= 13/60 or 22%, less than expected
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10
A card is chosen at random from a standard deck. Find P(queen or 5) as a fraction (in simplest form), decimal, and percent.
2/13, 0.15, 15%
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20
A website randomly generates a password after a new user registers. The password consists of 5 single digits by 1 letter. Find the number of passwords that can be generated if digits cannot repeat.
786240
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20
Theoretically, if you were to spin the spinner above 200 times, how many times could you expect it to land on an unshaded section?
125 times
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25
A quiz has eight multiple choice questions with four options for each (A, B, C, and D). How many ways are there to answer the questions?
65,536
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25
The spinner above is spun 60 times. The results are given in the table below. What is the theoretical probability of spinning an even number? What is the experimental probability of spinning an even number? Compare to theoretical.
Theoretical = 1/2 or 50%, Exp= 33/60=11/20 or 55%, more than expected
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15
A pencil box contains 5 red, 12 blue, 10 green, and 3 yellow markers. If a marker is chosen at random, replaced, and then another marker is chosen, find P(green, then blue) as a simplified fraction.
2/15
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25
A letter from the word SAPPHIRE is selected at random 75 times. The results from the experiment are shown in the table.
A
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thief
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5
10
15
20
25
fairy
Take points!
5
10
15
20
25
fairy
Take points!
5
10
15
20
25
baam
Lose 25 points!
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15
There are 45 golfers in a tournament. How many ways can they win first, second, and third place?
85,140
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10
Peter is studying abroad for a semester. He can choose the first semester or second semester, then choose France, Spain, Germany, Italy, or Japan. Find the total number of outcomes that are possible.
10
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trap
No points!
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seesaw
Swap points!
Okay!
rocket
Go to first place!
Okay!
baam
Lose 15 points!
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15
A bag contains 3 blue marbles, 10 green marbles, 4 yellow marbles, and 8 red marbles. A marble is chosen at random, not replaced, then another marble is chosen. Find P(red, then red) as a simplfied fraction.
7/75
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heart
Other team wins 25 points!
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seesaw
Swap points!
Okay!
rocket
Go to first place!
Okay!
thief
Give points!
5
10
15
20
25
25
A website randomly generates a password after a new user registers. The password consists of 5 single digits by 1 letter. Find the number of passwords that can be generated only using numbers greater than 6 and no vowels.
5103
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20
A lock contains the numbers 0-39. The lock will open when the lock is spun to the correct 3-numbers, in order. How many different 3-number combinations are possible for the lock if the numbers cannot repeat?