100% satisfaction guarantee Immediately available after payment Both online and in PDF No strings attached
logo-home
Stats: Check-In's: 5.1-5.2 Exam Practice Questions and Answers $12.49   Add to cart

Exam (elaborations)

Stats: Check-In's: 5.1-5.2 Exam Practice Questions and Answers

 0 view  0 purchase
  • Course
  • Stat
  • Institution
  • Stat

Stats: Check-In's: 5.1-5.2 Exam Practice Questions and Answers It is estimated that 45% of households own a riding lawn mower. A sample of 18 households is studied. What is the probability that exactly 7 of these own a riding lawn mower? - ANSWER-0.1657 Determine the indicated probability for a...

[Show more]

Preview 2 out of 10  pages

  • November 4, 2024
  • 10
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • Stat
  • Stat
avatar-seller
KaylinHoffman
Copyright © KAYLIN 2024/2025 ACADEMIC YEAR. ALL RIGHTS RESERVED FIRST PUBLISH NOVEMBER, 2024




Stats: Check-In's: 5.1-5.2 Exam Practice

Questions and Answers


It is estimated that 45% of households own a riding lawn mower. A sample of 18 households is studied.

What is the probability that exactly 7 of these own a riding lawn mower? - ANSWER✔✔-0.1657


Determine the indicated probability for a binomial experiment with the given number of trials n and the

given success probability p.


n = 15, p = 0.6, P(10) - ANSWER✔✔-0.1859


Determine the indicated probability for a binomial experiment with the given number of trials n and the

given success probability p.


n = 11, p = 0.7, P(9) - ANSWER✔✔-0.1998


It is estimated that 25% of households own a riding lawn mower. A sample of 18 households is studied.

What is the probability that exactly 10 of these own a riding lawn mower? - ANSWER✔✔-0.0042


A multiple choice quiz consists of 100 questions, each with 5 possible answers. Find the mean for the

number of correct answers, if a student guesses on each question - ANSWER✔✔-20.0


A die is rolled 360 times. Find the standard deviation of the number of times a 3 will be rolled. -

ANSWER✔✔-7.1

Copyright © Stuvia International BV 2010-2024 Page 1/10

, Copyright © KAYLIN 2024/2025 ACADEMIC YEAR. ALL RIGHTS RESERVED FIRST PUBLISH NOVEMBER, 2024




Find the mean for the values of n and p when the conditions for the binomial distribution are met.


n = 600, p = 0.35 - ANSWER✔✔-210


A computer store has 75 printers of which 25 are laser printers and 50 are ink jet printers. If a group of

10 printers is chosen at random from the store, find the mean and variance of the number of ink jet

printers. - ANSWER✔✔-Mean = 6.7, Variance = 2.2


It is estimated that 40% of households own a riding lawn mower. A sample of 12 households is studied.

What is the probability that more than 9 of these own a riding lawn mower? - ANSWER✔✔-0.0028


The Australian sheep dog is a breed renowned for its intelligence and work ethic. It is estimated that 45%

of adult Australian sheep dogs weigh 65 pounds or more. A sample of 10 adult dogs is studied. What is

the probability that no more than 3 of them weigh 65 lb or more? - ANSWER✔✔-0.2660


The Australian sheep dog is a breed renowned for its intelligence and work ethic. It is estimated that 45%

of adult Australian sheep dogs weigh 65 pounds or more. A sample of 11 adult dogs is studied. What is

the probability that more than 8 of them weigh 65 lb or more? - ANSWER✔✔-0.0148


Determine the indicated probability for a binomial experiment with the given number of trials n and the

given success probability p.


n = 11, p = 0.2, P(Fewer than 4) - ANSWER✔✔-0.8389


The following table presents the probability distribution of the number of vacations X taken last year for

a randomly chosen family. Compute the mean μ.



Copyright © Stuvia International BV 2010-2024 Page 2/10

The benefits of buying summaries with Stuvia:

Guaranteed quality through customer reviews

Guaranteed quality through customer reviews

Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.

Quick and easy check-out

Quick and easy check-out

You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.

Focus on what matters

Focus on what matters

Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!

Frequently asked questions

What do I get when I buy this document?

You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.

Satisfaction guarantee: how does it work?

Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.

Who am I buying these notes from?

Stuvia is a marketplace, so you are not buying this document from us, but from seller KaylinHoffman. Stuvia facilitates payment to the seller.

Will I be stuck with a subscription?

No, you only buy these notes for $12.49. You're not tied to anything after your purchase.

Can Stuvia be trusted?

4.6 stars on Google & Trustpilot (+1000 reviews)

83100 documents were sold in the last 30 days

Founded in 2010, the go-to place to buy study notes for 14 years now

Start selling
$12.49
  • (0)
  Add to cart