WorksheetsIntro to Statistic
Total questions: 12
Worksheet time: 12mins
Which of the following statements are TRUE?
i. Number of children aged below 18 is a moderator
ii. Income is a mediator
iii. Number of children aged below 18 is an intervening variable
iv. Movie streaming platform decision is a dependent variable
i & iv
i & ii
ii & iii
iii & iv
A study was conducted at a local college to analyse the average cumulative GPA’s of students who graduated last year.
The cumulative GPA of one student who graduated from college last year refer to;
Data
Variable
Parameter
Statistic
A study was conducted at a local college to analyse the average cumulative GPA’s of students who graduated last year.
3.65, 2.80, 1.50, 3.90 refers to
Data
Statistic
Variable
Parameter
A study was conducted at a local college to analyse the average cumulative GPA’s of students who graduated last year.
A group of students who graduated from the college last year, randomly selected, refer to;
Variable
Data
Sample
Population
A study was conducted at a local college to analyse the average cumulative GPA’s of students who graduated last year.
The average cumulative GPA of students who graduated from the college last year refer to;
Statistic
Parameter
Variable
Data
A study was conducted at a local college to analyse the average cumulative GPA’s of students who graduated last year.
All students who graduated from the college last year refer to;
Sample
Variable
Population
Parameter
A study was conducted at a local college to analyse the average cumulative GPA’s of students who graduated last year.
The average cumulative GPA of students in the study who graduated from the college last year refer to;
Sample
Data
Parameter
Statistic
While conducting his survey, Lucas chose his respondent by ensuring that they were those who cound provide him with the dta need for his study. The type of non-probability sampling that he utilized is known as:
Snowball sampling
Judgemental sampling
Snowball sampling
Quota sampling
What is the main difference between probability and non-probability sampling?
Probability sampling involves the need for the computation of a sample via certain equations
Non-probability sampling is prefered in qualitative research
Randomization is involved in probability sampling
Non-probability sampling is more appropriate for interviews
Data that is separated into categories falls under which level of measurement?
Ordinal
Interval
Nominal
Ratio
Students scores on a statistics test is an example of which scale of measurement?
Nominal
Ordinal
Ratio
Interval
Indicate which level of measurement is being used in the given scenario.
A meteorologist compiles a list of temperature in degree Celcius:
Nominal
Ordinal
Interval
Ratio
