Data Analysis Basics
Test your understanding about data analysis tools like descriptive, inferential, and bivariate
Which of the following BEST differentiates data analysis from interpretation?
1 point
Clear selection
R2 is known as the:
1 point
Clear selection
A summary measure that is computed from only a sample of the population is called
1 point
Clear selection
When the correlation coefficient, r, is close to one:
1 point
Clear selection
The process of using sample statistics to draw conclusions about population parameters is called
1 point
Clear selection
A correlation of .7 was found between time spent studying and percentage on an exam. What is the proportion of variance in exam scores that can be explained by time spent studying?
1 point
Clear selection
Ordinal level data are characterized by:
1 point
Clear selection
In analysing categorical data, the following graphical device is not appropriate
1 point
Clear selection
The intercept in linear regression represents:
1 point
Clear selection
The number of Indians travelling to work by car today is an example of
1 point
Clear selection
If Pearson’s correlation coefficient between stress level and workload is .8, how much variance in stress level is not accounted for by workload?
1 point
Clear selection
Submit
This content is neither created nor endorsed by Google. Report Abuse - Terms of Service - Privacy Policy