Order Description
Question 1
1. I want to know the proportion of students at Swinburne who have access to a computer at home. I randomly select 30 people in the first lecture for the “Foundations of Statistics” unit.
What is the population from which the sample was drawn?
All students who attended the first “Foundations of Statistics” lecture who have access to a computer at home.
All Swinburne students who have access to a computer at home
All Swinburne students who are asked whether they have access to a computer at home
All Swinburne students
All students who attended the first “Foundations of Statistics” lecture
4 points
Question 2
1. If we want to draw a conclusion about all Swinburne students, the sample is
Probably biased
Probably unbiased
4 points
Question 3
1. Of the 30 students who answer the question, 29 have access to a computer at home.
What proportion of the students in the sample have access to a computer at home?
Give your answer to 2 decimal places eg.: .34
3 points
Question 4
1. From this sample statistic, what can we conclude about the proportion of Swinburne students who have access to a computer at home?