What is the first step in solving a probability problem involving a biased dice?
GCSE Secondary Maths Age 13-17 - Probability & Statistics: Probability - Explained

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Mathematics
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10th - 12th Grade
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Hard
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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Roll the dice multiple times.
Ensure all probabilities add up to one.
Guess the missing probability.
Calculate the total number of outcomes.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you find the missing probability in a probability table?
Add all known probabilities and subtract from one.
Multiply all known probabilities.
Divide the total number of outcomes by known probabilities.
Guess the missing probability.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the probability of the dice landing on one or three?
0.17
0.31
0.49
0.69
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you estimate the number of times a dice lands on a specific number?
Subtract the probability from the number of rolls.
Divide the number of rolls by the probability.
Add the probability to the number of rolls.
Multiply the probability by the number of rolls.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the expected number of times the dice lands on one or three when rolled 200 times?
49
98
69
31
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which operation is used for 'either/or' probability situations?
Division
Addition
Multiplication
Subtraction
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What should you remember about probabilities in a table?
They should be less than one.
They should add up to one.
They should all be different.
They should be more than one.
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