IO2601 Assignment 3 Due 2 May 2024

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QUESTION 1

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.
False. Because the level of significance can vary depending on the study design,
the nature of the data, and the researcher’s preferences. While 0.005 (or 5%) is a
commonly used significance level, it’s not universally fixed for all modules or
studies.

b) A Type I error is made by rejecting the null hypothesis when it is in fact true.

True. A Type I error occurs when the null hypothesis is rejected when it is actually true,
indicating that the researcher incorrectly concludes there is a significant effect or

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