Probability

Probability test Questions and Answers 2023. what is the probability of flipping a coin and getting heads? Correct Answer: 1/2 1 red marble, 3 green, 4 blue. What is the probability of picking a green? Correct Answer: 3/8 1 red marble, 3 green, 4 blue. What is the probability of picking a yellow? Correct Answer: 0 1 red marble, 3 green, 4 blue. What is the probability of not picking blue? Correct Answer: 1/2 what is the probability of landing on black? Correct Answer: 4/8 what is the probability of rolling a dice and getting a 1 or 6? Correct Answer: 1/3 5 red marbles, 6 green, 2 blue. what is the probability of picking red? Correct Answer: 5/13 5 red marbles, 6 green, 2 blue. what is the probability of picking green? Correct Answer: 6/13 5 red marbles, 6 green, 2 blue. what is the probability of not picking blue? Correct Answer: 11/13 what is the probability of landing on an even number or 3? Correct Answer: 5/8 what is the probability of landing on an odd or even number? Correct Answer: 8/8 what is the probability of landing on 9? Correct Answer: 0/8 100% chance that the desired outcome will occur. Correct Answer: Certain 0% chance that the desired outcome will occur. Correct Answer: Impossible a 1 in 2 chance of the desired outcome occurring Correct Answer: equally likely A number that describes how likely it is that an event will occur. Correct Answer: Probability The ratio of the number of equally likely outcomes in an event to the total number of possible outcomes. (Probability before you experiment/activity) Correct Answer: theoretical probability The probability is based on repeated trials of an experiment. (Probability after you experiment) Correct Answer: experimental probability A possible result of a probability experiments Correct Answer: outcome probability is the _________________ that an event will occur Correct Answer: likelihood equally likely chance of an event happening is the same as a __________ chance Correct Answer: 1/2, 0.5, or 50% a certain chance of an event happening is the same as a ______________ chance Correct Answer: 1/1, 1, or 100% an impossible chance of an event happening is the same as a _________________ chance Correct Answer: 0, or 0% an unlikely chance of an event happening is the same as approximately a ________________ chance Correct Answer: 1/4, 0.25, or 25% a likely chance of an event happening is the same as approximately ______________ chance Correct Answer: 3/4, 0.75 or 75% a(n) ________ is each observation of an action Correct Answer: trial If you roll a 12-sided die, what is the P (rolling an even number)? Correct Answer: 1/2 If you spin the spinner once, what is the probability that you will get a number greater than 5? Correct Answer: 3/8