2026
P.S.
IOP2601 Assessment 03 Complete Answers
Due: April 2026
(50marks)
Semester 1/ 2026
Organisational Research Methodology
Page 0 of 7
, QUESTION ANSWERS
NUMBER
QUESTION 1
1.1. a) False- For this module, the level of significance is given as 0,05 or 0,01.
P.G. 119 Study Guide
b) True- A Type I error is made by rejecting the null hypothesis when it is in fact true.
P.G. 134 Textbook
c) False- F-tests are always one-tailed, we never observe negative F-values. If you obtain a
negative F-test it means there is a miscalculation.
P.G. 299 Textbook
1.2. a) Non-directional because the alternative hypothesis states that the two variables are not equal
and are different, without anticipating the direction of the difference.
P.G. 129 Textbook and 116 Study Guide
b) Directional because the alternative hypothesis anticipates the direction of difference.
P.G. 129 Textbook and 116 Study Guide
c) Directional because the alternative hypothesis anticipates the direction of difference, and one
variable is larger than the other.
P.G. 129 Textbook and 116 Study Guide
Page 1 of 7
P.S.
IOP2601 Assessment 03 Complete Answers
Due: April 2026
(50marks)
Semester 1/ 2026
Organisational Research Methodology
Page 0 of 7
, QUESTION ANSWERS
NUMBER
QUESTION 1
1.1. a) False- For this module, the level of significance is given as 0,05 or 0,01.
P.G. 119 Study Guide
b) True- A Type I error is made by rejecting the null hypothesis when it is in fact true.
P.G. 134 Textbook
c) False- F-tests are always one-tailed, we never observe negative F-values. If you obtain a
negative F-test it means there is a miscalculation.
P.G. 299 Textbook
1.2. a) Non-directional because the alternative hypothesis states that the two variables are not equal
and are different, without anticipating the direction of the difference.
P.G. 129 Textbook and 116 Study Guide
b) Directional because the alternative hypothesis anticipates the direction of difference.
P.G. 129 Textbook and 116 Study Guide
c) Directional because the alternative hypothesis anticipates the direction of difference, and one
variable is larger than the other.
P.G. 129 Textbook and 116 Study Guide
Page 1 of 7
