13prob Language practice flashcards

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Flashcards on 13prob Language practice flashcards, created by Anzar Chida on 21/08/2019.
Anzar Chida
Flashcards by Anzar Chida, updated more than 1 year ago
Anzar Chida
Created by Anzar Chida over 4 years ago
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Question Answer
52% of the students surveyed were Year 9 students P(Y9)=0.52
the probability of being Y13 or not playing sport is 94% P(Y13 OR no sports)=0.94
84% of the Year 9 students surveyed said that they played at least one sport P(at least 1 sport|Y9)=0.84
30% of students are Year9s who play at least one sport P(Y9 AND at least one sport)=0.30
the probability of a randomly chosen Y13 playing at least 1 sport is 62% P(at least 1 sport|Y13)=0.62
What percentage of the students surveyed said that they played at least one sport? P(at least 1 sport)=?
what is the probability of either being a Y9, or on the other hand, playing one sport? P(Y9 OR 1 sport)=?
Calculate the percentage of students at the school who play tennis P(tennis)
Is a New Zealand adult more likely to be injured while playing tennis or while playing netball? P(injured|tennis) --------------------- P(injured|netball)
12% of the injuries obtained were serious P(serious inj)=0.12
the probability of playing rugby if you are seriously injured is 52% P(play rugby|serious inj) = 0.52
What proportion of women in the study were not pregnant with twins but were over 30 years old? P(not pregnant with twins AND over 30)=?
A randomly selected woman was found to be pregnant with twins. Calculate the probability she is also over 30 years old P(over 30|pregnant with twins)=?
Calulate the probability of a woman pregnant with twins having diabetes P(twins AND diabetes)=?
Compare the risk of developing gestational diabetes for a pregnant woman who is over 30 years old with the risk for a pregnant woman who is not over 30 years old P(has diabetes|over 30) -------------------------------- P(has diabetes|under 30)
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