IOP2601
Assessment 2
Due 25 August 2025
, IOP2601 Assessment 2 — Due: 25 August 2025
IOP2601 Assessment 2
Due Date:25 August 2025
Question 1 [13]
1.1
Question:
is a technique applied to samples in order to make inferences about populations. (1)
Answer: Inferential statistics.
1.2
Question: The single-sample t-test is used when you have a single set of scores and are
investigating whether the mean of this sample equals a known mean. (1)
Answer: True.
1.3
Question: A scale possesses the property of equal intervals if the difference between all
points on that scale is uniform. Is this statement true or false? (1)
Answer: True.
1.4
Question: State the type of error that occurs when a researcher rejects a null hypothesis
that is actually true. (1)
Answer: Type I Error.
Page 1
Assessment 2
Due 25 August 2025
, IOP2601 Assessment 2 — Due: 25 August 2025
IOP2601 Assessment 2
Due Date:25 August 2025
Question 1 [13]
1.1
Question:
is a technique applied to samples in order to make inferences about populations. (1)
Answer: Inferential statistics.
1.2
Question: The single-sample t-test is used when you have a single set of scores and are
investigating whether the mean of this sample equals a known mean. (1)
Answer: True.
1.3
Question: A scale possesses the property of equal intervals if the difference between all
points on that scale is uniform. Is this statement true or false? (1)
Answer: True.
1.4
Question: State the type of error that occurs when a researcher rejects a null hypothesis
that is actually true. (1)
Answer: Type I Error.
Page 1
