Probability - math word problems - last page
Probability is the measure of the likeliness that an event will occur. The probability (chance) is a value from the interval <0; 1> or in percentage (0% to 100%) expressing the occurrence of some event. 0 is an impossible event, and 1 (100%) means the certainty event. A collection of probability math word problems.Number of problems found: 479
- Pizza
A school survey found that 10 out of 15 students like pizza. If 5 students are chosen randomly, what is the probability that all 5 students like pizza? - Events
Event W has the probability of 0.57. What is the probability that the event W occurs in 2, 6, 5 try? - Sales
From statistics of sales goods, item A buys 57% of people, and item B buys 76% of people. What is the probability that from 18 people buy 10 item A and 8 item B? - TV fail
After 10,000 hours, the TV has an average of 15 failures. Find the probability of TV failure after 500 hours of operation.
- Pediatrician
Pediatrician, this month of 24 working days takes 6 days holidays. What is the probability that it will be at work on Monday? - Bureau of Labor
The Bureau of Labor is a state institution that provides Mike and the rest for its so-called clients. Its mission is to spend taxpayer money to provide relaxation and benefits to those who do not want to work. Popularly speaking, the Bureau of Labor's wor - Rectangle
In a rectangle with sides, 8 and 9 mark the diagonal. What is the probability that a randomly selected point within the rectangle is closer to the diagonal than any side of the rectangle? - Raffle
In the pool number from 1 to 115. What is the probability that a randomly selected number is not prime? - Word
What is the probability that a random word composed of chars S, G, R, S, E, I, N, A, L, P, C, T, M, H, E, E will be the SPHERICALSEGMENT?
- Bulbs
In the box are 6 bulbs with power 75 W, 14 bulbs with power 40 W, and 15 with 60 W. Calculate the probability that a randomly selected bulb is: - Shooters
In the army, regiments are six shooters. The first shooter target hit with a probability of 49%, next with 75%, 41%, 20%, 34%, 63%. Calculate the probability of target hit when shooting all at once. - Event probability
The probability of event N in 5 independent experiments is 0.4. What is the probability that the event N occurs in one experiment (chance is the same)? - Shooter
The probability that a good shooter hits the center of the target circle No. I is 0.1. The probability that the target hit the inner circle II is 0.58. What is the probability that it hits the target circle I or II? - Bulbs
The probability that the bulb can operate 4000 hours is 0.3. What is the probability that exactly one of the eight bulbs can operate 4000 hours?
- Insurance
The house owner is insured against natural disasters and pays 0.05% annually of the value of the house 88 Eur. Calculate the value of the house. Calculate the probability of disaster if you know that 50% of the insurance is to pay damages. - Two doctors
Doctor A will determine the correct diagnosis with a probability of 89% and doctor B with a probability of 75%. Calculate the probability of proper diagnosis if both doctors diagnose the patient. - Lottery
The lottery is 60000 elk, in which 6200 wins. What is the probability that the purchase of 12 elks won nothing? - Dice
How many times must you throw the dice, and was the probability of throwing at least one päťky greater than 50%? - Family
What is the probability that a family with 3 children has: exactly 1 girl? 2 girls and 1 boys? Consider the birth probability of a girl as 48.66% and a boy as 51.34%.
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