Statistics Word Problems
I want to know what is the favorite ice cream flavor of people my age . There are 120 people in my generation. I will select 25 random students to ask what their favorite ice cream is. Is this a sample or population study?
What is Sample study?
I have a bag with 8 marbles: 2 red, 3 blue and 3 green. What is the probability of getting a red marble and then a green marble if the first marble is returned to the bag?
What is .093?
In a pizza restaurant, there are 3 types of bread, wheat, whole and garlic. 4 types of toppings, pepperoni, ham, meat, and bacon. and 2 types of cheese, mozzarella and cheddar. In how many ways can the pizza be made.?
What is 24?
If a person buys a 5 digit lottery ticket that contains digits from 1-8 without repetition, if all the tickets were sold what is the probability of a person winning a draw. Answer in fraction form:
What is 1/6720?
A family of 5 is going on a field trip, if their van can fit only 5 people, in how many ways can they be seated?
What is Factorial?
A car agency wants to know approximately how much people spend on gasoline each week. They asked 25 random clients that have exactly the same model of car and the average was 457 pesos per week. Is this a quantitative or qualitative study?
What is Quantitative?
In a deck of cards what is the probability of getting a queen and then a 6 if the first card is not returned to the bag?
What is .006?
In a motorcycle race, there are 3 participants. the 3 winners get to stand in the podium for 1st, 2nd, and 3rd place. How many different ways can the participants win the podium?
What is 6?
The vice president and president of the class is going to be chosen, if there are 15 students in the class what is the probability Drake and Josh gets chosen. Answer in fraction form:
What is 1/105?
Josh goes to a new pizza place that allows him to choose from 3 types of dough, 4 types of cheese and 8 toppings. In how many ways can he prepare his pizza?
What is Multiplication?
A dance school wants 2 dancers from each category to represent the dance school, so they choose random 2 people in each category and then they put them together. what method of sampling technique is used for the study?
What is Stratified?
I have a box with 20 lollipops: 6 green, 8 blue, 4 pink and 2 rainbow. What is the probability of getting a blue or rainbow lollipop?
What is 0.5?
In a horse race, there are 10 participants. The first 3 winners get a trophy for 1st, 2nd and 3rd place. How many ways can the 10 participants win the trophies?
What is 720?
There’s 20 students that are in art class, if 3 of them are going to be chosen to participate in the same art exhibition, what is the probability of choosing Pepe, Fulanito or Juan? Answer in fraction form:
What is 1/1140?
Which is the only type of counting technique that allows repetition?
What is Multiplication?
You have ten different apples and you want to eat four of them. You put all of them in a box and without looking you pick the four apples you will eat.what method of sampling technique is used for the study?
What is Random?
in a deck of cards, what is the probability of getting a king or a red card?
What is .535?
An army needs a team of 5 persons, in how many ways can the team be created if they need at least 3 marines and there's 5 marines and 3 navys?
What is 46?
There’s a group of 10 friends that are preparing for a video game tournament, Jack is the best out of all of them so he needs to be in the team.If the team is of 5 players, what is the probability of choosing a group which includes Jack? Answer in fraction form.
What is 1/2?
Students are playing a kahoot game at school, first place gets 3 extra points, second place gets 2 extra points and third place gets 1 extra point. If the class is composed by 15 students, in how many ways can the three winners get a prize?
What is Permutation?
In Cat they need to do a survey for at least 20 people in the theater. They didn’t have too much time to do it randomly, so they made the survey to the first 20 people who arrived at the theater. What method of sampling technique is used for the study?
What is convenience?
I have a bag with paper pieces numbered from 1 to 15. What is the probability of getting a paper with an 8 the first time and then an even number if the paper is not returned to the bag?
What is .028?
Pancraseo went to Jose's house to play marbles. If there are 5 blue marbles, 3 red marbles and 4 green marbles, if Pancracio picks 3 of them, in how many ways can he pick the marbles if he has at least 2 blue ones.
What is 80?
Soriana administration wants to create a committee to manage client services, if they want to have a committee of 5 people and there are 10 men and 7 women, what is the probability of the committee being only of men.
What is 9/ 221?
Jose wants to invite 5 of his friends to his party and 7 family members, if everybody is going to sit in a circled table with 13 seats, in how many ways can Jose and his friends be arranged?
What is Combination?