Summative Test & Mastery Test Flashcards
A box of candies contains 10 yema candies, 8 sampaloc candies, and 6 bucayo candies. Eduardo randomly choose a candy, eat it, and then randomly chooses another candy. What is the probability that Eduardo chose a yema candy, and then, a sampaloc candy?
10/69
The probability of a head landing up when you flip a coin is ½. What is the probability of getting both tails if you flip it again?
1/2
If a coin is tossed 3 times, what is the probability of observing at least 2 heads?
1/6
It is a new event that contains all of the outcomes that are in at least one of the events
Union of two events
Are events which do not have any common outcome
Mutually exclusive event
It is a new event that contains all of the outcomes that are in both events
Intersection of two events
Are events which share at least one common outcome
Not mutually exclusive events
It is called_____event if the occurrence of one of the events gives us no information about whether or not the other event will occur
Independent event
It is called_____event when the outcome of one event affects the outcome of another event
Dependent event
It is the set of all outcomes in an experiment
Event
What type of event is the given problem “ Drawing a king from a deck of cards and then without replacing the king, drawing a queen from the same deck of cards.”
Dependent event
Brian likes to wear colored shirts. He has 10 shirts in the closet, 3 of these are blue, 4 are in different shades of red, and the rest are of mixed or different color. What is the probability that he will wear a blue or a red shirt?
3/10 + 4/10
If a die is rolled once. What is the probability of obtaining an even number?
1/2
A box contains 3 red balls, 5 yellow balls, and 2 blue balls. If a ball is picked at random from the box, what is the probability that a ball picked is a blue ball?
1/5
A bowl contains chips numbered 1 to 20. If a chip is drawn randomly from the bowl, what is the probability that it is a perfect square or a number that is divisible by 4?
7/20
A bowl contains chips numbered 1 to 15. If a chip is drawn randomly from the bowl, what is the probability that it is a 5 or a number divisible by 3?
2/5
A restaurant serves a bowl of candies to their customers. This bowl of candies Gabriel receives has 10 chocolate candies, 8 coffee candies, and 12 caramel candies. After Gabriel chooses a candy, he eats it. Find the probability of getting a chocolate candy or not a caramel candy
3/5
Carl’s basketball shooting records indicate that for any frame, the probability that he will score in a two point shoot is 30%, three- point is 45% and neither is 25. What is that he will score either in a two point shoot or in a three point shoot
75%
Of 24 students, 7 are on the honor roll, 9 are the varsity team, and the rest are both an honor roll and on a varsity team. What is the probability that a randomly selected student is on the honor roll or is a member of varsity team?
2/3
A box contains 7 white marbles and 7 red marbles. What is the probability of getting getting 2 white marbles and 1 red marble in succession without replacement
7/52
In shuffling a deck of cards, what is the probability in getting a heart?
13/52
Two dice are thrown once, what is the probability of getting two numbers that are both perfect squares
1/9
If the two coins are tossed, what is the probability of getting the same side?
1/2
How many outcomes will there be in the sample space if you throw 5 coins?
32
It refers to activities which could repeated over and over again and have welll defined results
Experiments
