A poll reported that 63% of adults were satisfied with the job the major airlines were doing. Suppose 20 adults are selected at random and the number who are satis is recorded. Complete parts (a) through (e) below. (W) rimu aiiu meipret ule provabimLy ulai exacuy 1U Ui uIem are sauSleu wiui ule aines. The probability that exactly 10 adults are satisfied with the airlines is 0.0875 . (Round to four decimal places as needed.) Interpret the probability. Select the correct choice below and fill in the answer box within your choice. (Round to the nearest integer as needed.) O A. In 100 randomly sampled surveys of 20 adults, less than 10 of the 20 adults would be expected to be satisfied with the airlines in about of those surveys. B. In 100 randomly sampled surveys of 20 adults, exactly 10 out of the 20 adults would be expected to be satisfied with the airlines in about 9 of those surveys O C. In 100 randomly sampled surveys of 20 adults, 10 or more of the 20 adults would be expected to be satisfied with the airlines in about of those surveys. (c) Find and interpret the probability that at least 15 of them are satisfied with the airlines. The probability that at least 15 adults are satisfied with the airlines is. (Round to four decimal places as needed.)
A poll reported that 63% of adults were satisfied with the job the major airlines were doing. Suppose 20 adults are selected at random and the number who are satis is recorded. Complete parts (a) through (e) below. (W) rimu aiiu meipret ule provabimLy ulai exacuy 1U Ui uIem are sauSleu wiui ule aines. The probability that exactly 10 adults are satisfied with the airlines is 0.0875 . (Round to four decimal places as needed.) Interpret the probability. Select the correct choice below and fill in the answer box within your choice. (Round to the nearest integer as needed.) O A. In 100 randomly sampled surveys of 20 adults, less than 10 of the 20 adults would be expected to be satisfied with the airlines in about of those surveys. B. In 100 randomly sampled surveys of 20 adults, exactly 10 out of the 20 adults would be expected to be satisfied with the airlines in about 9 of those surveys O C. In 100 randomly sampled surveys of 20 adults, 10 or more of the 20 adults would be expected to be satisfied with the airlines in about of those surveys. (c) Find and interpret the probability that at least 15 of them are satisfied with the airlines. The probability that at least 15 adults are satisfied with the airlines is. (Round to four decimal places as needed.)
College Algebra
7th Edition
ISBN:9781305115545
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter9: Counting And Probability
Section9.3: Binomial Probability
Problem 2E: If a binomial experiment has probability p success, then the probability of failure is...
Related questions
Question
A poll reported that 63%of adults were satisfied with the job the major airlines were doing. Suppose 20
adults are selected at random and the number who are satisfied is recorded. Complete parts (a) through (e) below.
adults are selected at random and the number who are satisfied is recorded. Complete parts (a) through (e) below.
Transcribed Image Text:A poll reported that 63% of adults were satisfied with the job the major airlines were doing. Suppose 20 adults are selected at random and the number who are satisfied
is recorded. Complete parts (a) through (e) below.
(D) Finu anu imterpet he provabimy ilai exacliy 10 OI meIi are sauSIled with me almines.
The probability that exactly 10 adults are satisfied with the airlines is 0.0875 .
(Round to four decimal places as needed.)
Interpret the probability. Select the correct choice below and fill in the answer box within your choice.
(Round to the nearest integer as needed.)
O A. In 100 randomly sampled surveys of 20 adults, less than 10 of the 20 adults would be expected to be satisfied with the airlines in about
of those surveys.
B. In 100 randomly sampled surveys of 20 adults, exactly 10 out of the 20 adults would be expected to be satisfied with the airlines in about 9 of those surveys.
C. In 100 randomly sampled surveys of 20 adults, 10 or more of the 20 adults would be expected to be satisfied with the airlines in about
of those surveys.
(c) Find and interpret the probability that at least 15 of them are satisfied with the airlines.
The probability that at least 15 adults are satisfied with the airlines is
(Round to four decimal places as needed.)
Expert Solution
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
This is a popular solution!
Trending now
This is a popular solution!
Step by step
Solved in 2 steps with 2 images
Recommended textbooks for you
College Algebra
Algebra
ISBN:
9781305115545
Author:
James Stewart, Lothar Redlin, Saleem Watson
Publisher:
Cengage Learning
College Algebra
Algebra
ISBN:
9781305115545
Author:
James Stewart, Lothar Redlin, Saleem Watson
Publisher:
Cengage Learning