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STA1610 Assignment4 2024 $4.46   Add to cart
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  5. Introduction to Statistics (STA1610)

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STA1610 Assignment4 2024

 114 views  3 purchases
  • Course
  • Introduction to Statistics (STA1610)
  • Institution
  • University Of South Africa (Unisa)

A 100% guarantee . I've included the working for you so you see how it's done , please don't just copy and paste make sure the numbers are the same . I've put 2 assignments there feel free to check . The working is the same . All the best ️

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Document information

  • August 1, 2024
  • 11
  • 2024/2025
  • Other
  • Unknown

Subjects

  • assessment

Written for

  • University of South Africa (Unisa)
  • Introduction to Statistics (STA1610)
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STA1610-24-Y  Welcome Message  Assessment 4

QUIZ




Started on Wednesday, 31 July 2024, 7:13 PM
State Finished
Completed on Wednesday, 31 July 2024, 8:09 PM
Time taken 56 mins 8 secs
Marks 16.50/20.00
Grade 82.50 out of 100.00


Question 1
Complete

Mark 2.00 out of 2.00




Consider the (1 − α)% con dence interval (CI) estimates of the population
mean provided in the list of options below. The CI estimates are based on the
same α and σ but different ni 's where n1 < n2 < n3 < n4 < n5 . Which


and ns is the
one of the following CI estimates is computed based on n5 ?


Subtract the 2 number
a. (40.22; 59.78)
19
(43.09; 56.91) one
b.
13 Smallest
c. (45.11; 54.89)
d. (46.54; 53.46)
e. (47.56; 52.44)



Question 2
Complete

Mark 2.00 out of 2.00




A simple random sample of 16 from a population with a standard deviation of 5552576
120 results in sample mean of 600. Construct a 99% con dence interval
estimate of the population mean and choose the correct answer from the list of
option below.
so
a.

b.
(550.65; 649.35)
(541.20; 658.80) ̅ I Zay
x In
c. (522.72; 677.28)
12
d. (547.41; 652.59)
60012,576 6
e. (511.59; 688.41)


S 22,72
67728

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