Exam (elaborations)
STA1610 ASSIGNMENT 4 2024
- Course
- Institution
Different sets of assignment were combined therefore a distinction is guaranteed on this document
[Show more]
Seller
Follow
Maddigits
Reviews received
Content preview
Assessment 4: Attempt review 30/07/2024, 23:14STA1610-24-Y ! Welcome Message ! Assessment 4
QUIZ
Started on Tuesday, 30 July 2024, 10:31 PM
State Finished
Completed on Tuesday, 30 July 2024, 11:13 PM
Time taken 42 mins 4 secs
Marks 18.50/20.00
Grade 92.50 out of 100.00
Question 1 Consider the (1 − 𝛼)% conPdence interval (CI) estimates of the population mean
Complete provided in the list of options below. The CI estimates are based on the same 𝛼 and 𝜎
Mark 2.00 out of but different 𝑛𝑖 's where 𝑛1 < 𝑛2 < 𝑛3 < 𝑛4 < 𝑛5 . Which one of the following CI
2.00 estimates is computed based on 𝑛3 ?
a. (40.22; 59.78)
b. (43.09; 56.91)
c. (45.11; 54.89)
d. (46.54; 53.46)
e. (47.56; 52.44)
Question 2 A simple random sample of 16 from a population with a standard deviation of 120
Complete results in sample mean of 600. Construct a 90% conPdence interval estimate of the
Mark 2.00 out of population mean and choose the correct answer from the list of option below.
2.00
a. (550.65; 649.35)
b. (541.20; 658.80)
c. (522.72; 677.28)
d. (547.41; 652.59)
e. (536.07; 663.93)
https://mymodules.dtls.unisa.ac.za/mod/quiz/review.php?attempt=20450634&cmid=855715 Page 1 of 5
The benefits of buying summaries with Stuvia:
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
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
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 Maddigits. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $5.82. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
73091 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now