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STA1610 Assignment 5 - 100% (with alternative questions and answers) 2024

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STA1610 Assignment 5 - 100% (with alternative questions and answers) 2024 assignment answers for UNISA STA1610 Due 2 September 2024 Detailed explanations for answers and additional questions included.

Institution
University Of South Africa (Unisa)
Course
Introduction to Statistics (STA1610)

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STA1610 Assignment 5 Solutions
2 September 2024

Question 1
In a contingency table with 6 rows and 3 columns, how many degrees of freedom are there
for a chi-square test of independence?

a. 4
b. 10
c. 12
d. 8
e. 5

Correct Answer: b. 10
Explanation:




Question 2
Now consider a contingency table with 5 rows and 2 columns (in a chi-square test of
independence). If the level of significance is 1%, what is the critical value?

a. 13.277
b. 18.307
c. 18.549
d. 34.805
e. 24.996

Correct Answer: a. 13.277
Explanation:
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