Practice: Probability
Untimed practice · 12 questions in this set
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Question 1 of 12
Medium
Probability
Probability that a leap year has 53 Sundays?
Question 2 of 12
Medium
Probability
A coin is tossed 3 times. Probability of getting at least one head?
Question 3 of 12
Medium
Probability
You toss 2 fair coins. P(exactly 1 head)?
Question 4 of 12
Medium
Probability
Probability of getting at least one 6 in 4 throws of a die?
Question 5 of 12
Medium
Probability
A drug has 60% efficacy. P(at least 1 cured of 3 patients)?
Question 6 of 12
Medium
Probability
A bag has 5R, 4B, 3G balls. P(2 same colour drawn)?
Question 7 of 12
Medium
Probability
A bag has 3 red, 2 blue, 5 green. P(green)?
Question 8 of 12
Medium
Probability
A bag contains 4 white, 5 red, 6 blue balls. P(red on first draw)?
Question 9 of 12
Medium
Probability
A coin biased: P(H)=0.7. Expected heads in 10 tosses?
Question 10 of 12
Medium
Probability
A bag has 6 red and 4 blue balls. Probability of picking 2 red without replacement?
Question 11 of 12
Medium
Probability
A box contains 4 red and 6 blue balls. Probability of picking a red ball?
Question 12 of 12
Medium
Probability