IOP2601 Assessment 3 Semester 1 2024 ;100 % TRUSTED workings, explanations and solutions. For assistance call or W.h.a.t.s.a.p.p us on ...(.+.2.5.4.7.7.9.5.4.0.1.3.2)...........
QUESTION 1 [12]
1.1 Indicate whether the following statements are True or False. Give reasons for your answer.
a) ...
ASSESSMENT 03
Closing date: Tuesday, 2 May 2024 @ 23:00
Total: 50 marks
Study material: Lessons 11 to 14
Use computational formulas, where applicable, and round off the final answer to two decimal
places. (Values read from tables must be given unaltered.)
QUESTION 1 [12]
1.1 Indicate whether the following statements are True or False. Give reasons for your answer.
a) For this module, the level of significance is always given as 0,005. (2)
b) A Type I error is made by rejecting the null hypothesis when it is in fact true. (2)
c) If you get a negative value for the F-test, this means the test statistic falls inside the rejection
area. (2)
1.2 State whether the following alternative hypotheses are nondirectional or directional. Justify your
answer.
a) There is a significant difference between the performance of students in Assessment 01 and
Assessment 02. (2)
b) Participation in e-tutor sessions is positively related to student performance of IOP2601
students. (2)
c) The performance of IOP2601 students who attend tutorial classes is higher than the
performance of IOP2601 students who do not attend tutorial classes. (2)
QUESTION 2 [15]
The Student Support Department collected data from students registered for IOP2601 in 2023. They
wanted to know if there is a difference in the success (performance) in the module between students
with a mathematics background and those without a mathematics background.
Table 1 provides the performance scores obtained from the 102 randomly selected IOP2601 students.
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