2. Suppose that you are flipping a fair coin 100 times. Which R command should be used to calculate the probability of obtaining at least 10 heads? (a) 1 dbinom(10, 100, 0.5) (b) 1- pbinom(10, 100, 0.5) (c) 1 dbinom (9, 100, 0.5) (d) 1 - pbinom(9, 100, 0.5)
2. Suppose that you are flipping a fair coin 100 times. Which R command should be used to calculate the probability of obtaining at least 10 heads? (a) 1 dbinom(10, 100, 0.5) (b) 1- pbinom(10, 100, 0.5) (c) 1 dbinom (9, 100, 0.5) (d) 1 - pbinom(9, 100, 0.5)
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
Related questions
Question
Expert Solution
Step 1
Solution:
Let X be the number of heads obtained when flipping a fair coin 100 times.
The probability of obtaining head on a fair coin is p= 0.50
n= 100 number of trials.
The random variable X has binimial distribution with parameters n=100 and p= 0.50
Trending now
This is a popular solution!
Step by step
Solved in 2 steps
Recommended textbooks for you
A First Course in Probability (10th Edition)
Probability
ISBN:
9780134753119
Author:
Sheldon Ross
Publisher:
PEARSON
A First Course in Probability (10th Edition)
Probability
ISBN:
9780134753119
Author:
Sheldon Ross
Publisher:
PEARSON