Question
Asked Nov 17, 2019
5 views

Identify the proper distribution to use and then use it to find the indicated probability.   Note if any of the events could be termed “unusual.”

Sixty-eight percent of adults would still consider a car brand despite product/safety recalls. You randomly select 20 adults.  Find the probability that the number of adults that would still consider a car brand despite product/safety recalls is at most one.

Distribution type: ________________   Probability: ________________

 

check_circle

Expert Answer

Step 1

Introduction:

Suppose the outcomes of every single trial of an experiment can be of two types- success and failure, with a predefined, fixed probability of success, p. If X is a random variable that denotes the number of successes in n trials, then X has a Binomial distribution with parameters n and p, and probability m...

Want to see the full answer?

See Solution

Check out a sample Q&A here.

Want to see this answer and more?

Solutions are written by subject experts who are available 24/7. Questions are typically answered within 1 hour.*

See Solution
*Response times may vary by subject and question.
Tagged in

Related Statistics Q&A

Find answers to questions asked by student like you
Show more Q&A
add
question_answer

Q: 6.32 The average monthly mortgage payment for all homeowners in a city is $2850. Suppose that the di...

A: Note:Hey there! Thank you for the question. As you have posted a question with more than 3 parts, ac...

question_answer

Q: The last poll of 144 voters in Iowa shows that 19% of voters will vote for him in the Iowa President...

A:  From the given information,Sample size(n) = 144,Sample proportion (p) = 0.19.Confidence level (1-α)...

question_answer

Q: The average production cost for major movies is 60 million dollars and the standard deviation is 22 ...

A: Standard normal distribution:The standard normal distribution is a special case of normal distributi...

question_answer

Q: You want to obtain a sample to estimate a population proportion. Based on previous evidence, you bel...

A: Solution: We are given the previous estimate of the population proportion =0.18Confidence level = 0....

question_answer

Q: A statistics instructor believes that fewer than 20% of Evergreen Valley College (EVC) students atte...

A: Introduction:Denote p̂ as the true proportion of the college students who attended the opening night...

question_answer

Q: THIS NOT GRADED ASSIGIMENT , IT IS AN OLD EXAM QUESTION.

A: (a) According to the provided data,

question_answer

Q: You are estimating the mean size of farms in New Hampshire.  You want your 95% CI to have a margin o...

A: The formula for the sample size is as follows:

question_answer

Q: When taking a 15 question multiple choice test, where each question has five possible answers, it wo...

A: From the given information,

question_answer

Q: Assuming data re cholesterol indicated a mean total cholesterol level for adult persons 20 years of ...

A: Given: