An experiment consists of rolling a die, and then selecting a letter at random from English alphabet. How many outcomes are there in the sample space for this experiment?
Contingency Table
A contingency table can be defined as the visual representation of the relationship between two or more categorical variables that can be evaluated and registered. It is a categorical version of the scatterplot, which is used to investigate the linear relationship between two variables. A contingency table is indeed a type of frequency distribution table that displays two variables at the same time.
Binomial Distribution
Binomial is an algebraic expression of the sum or the difference of two terms. Before knowing about binomial distribution, we must know about the binomial theorem.
1. Rachel would like to change her profile picture in her facebook account. She
looks at her currently uploaded photos, and finds 6 photos in one folder and 12
more photos in a second folder as possible profile pictures. If she wishes to change
her profile picture every day, how many days can she go without repeating a
picture?
2. An experiment consists of rolling a die, and then selecting a letter at random from
English alphabet. How many outcomes are there in the
experiment?
3. There are 4 new science-fiction movies, 3 new comedy movies, and 9 new
romantic movies in Netflix. If Laiza wishes to watch 2 movies every day, how many
days can she watch without repeating the movie?
4. A coffee shop offers 4 types of hot coffee, 5 types of cold coffee, 6 types of cake,
and 3 types of brownies. How many different servings are possible if the costumer
intends to order only 1 beverage and 1 pastry?
5. Assuming the animals are all distinguishable, in how many ways can 4 zebras, 5
lions, and 2 hippos be arranged in a row
a. if there are no restrictions?
b. animals of the same kind must be together?
c. the hippos are not together?
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