IOP2601 ASSIGNMENT 3 SEMESTER 2 2025 – FULLY ANSWERED (DUE 22 SEPTEMBER 2025)

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IOP2601 Assignment 3 Semester 2 Memo | Due 22 September 2025. All questions fully answered. QUESTION 1 [8]
State whether the following statements are true or false. For those answered as false, provide the correct explanation.
1.1 A Type II error is made by rejecting the null hypothesis when it is in fact true.
1.2 ANOVA allows testing for differences across more than two group means and can evaluate the impact of multiple independent variables.
1.3 The acronym ANOVA stands for analysis of variables.
1.4 A Type I error happens when the null hypothesis is not rejected despite it being false.
1.5 The Chi-Square test is typically used to assess the association between two categorical variables. QUESTION 1 [8]
State whether the following statements are true or false. For those answered as false, provide the correct explanation.
1.1 A Type II error is made by rejecting the null hypothesis when it is in fact true.
1.2 ANOVA allows testing for differences across more than two group means and can evaluate the impact of multiple independent variables.
1.3 The acronym ANOVA stands for analysis of variables.
1.4 A Type I error happens when the null hypothesis is not rejected despite it being false.
1.5 The Chi-Square test is typically used to assess the association between two categorical variables.