Chapter 1.3-1.5
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
|
|
||||
|---|---|---|---|---|---|
| Parameter | Measure of the whole population describing a characteristic
🗑
|
||||
| Statistic | Measure of a sample describing some characteristic (not the whole population)
🗑
|
||||
| Quantitative data | Data expressed by numbers
🗑
|
||||
| Categorical data | Data that consists of names or labels that are not expressed in numbers
🗑
|
||||
| Discrete data | Values are finite or countable
🗑
|
||||
| Continuous data | Infinitely many possible values
🗑
|
||||
| Nominal level of measurement | characterized by data that consists of names or labels; not ranked
🗑
|
||||
| Ordinal level of measurement | data can be ordered but differences do not make sense
🗑
|
||||
| Interval level of measurement | Difference between data is quantitative but there is no natural starting point
🗑
|
||||
| Ratio level of measurement | data can be ordered, differences make sense, and there is a natural starting point
🗑
|
||||
| Voluntary response sample | Respondents decide themselves whether to be included
🗑
|
||||
| Problems with voluntary response sample | Strong opinions pervade, and inherent bias exist
🗑
|
||||
| Correlation | When two events are somehow connected
🗑
|
||||
| Causation | When one event causes another event
🗑
|
||||
| Reporter bias | when respondents aim to please the researcher
🗑
|
||||
| Small samples | not always indicative of the whole population, even if properly collective
🗑
|
||||
| Loaded question | When strong wording skews responses
🗑
|
||||
| Order of questions | structure of sentence can contributes to responses
🗑
|
||||
| Non-response | when a person either refuses to respond to a survey question or is unavailable
🗑
|
||||
| Missing data | Data values are missing for many factors
🗑
|
||||
| Self-interest study | Researcher desires a certain conclusion and skews study methods in favor of that conclusion
🗑
|
||||
| Observational study | measure specific characteristics but don't attempt to modify the subjects
🗑
|
||||
| Experimental study | Apply a treatment and proceed to observe its effects
🗑
|
||||
| Simple random sample | sample of size n is a selection of n subjects is chosen in such a way so that every group of n subjects has an equal chance of being chosen
🗑
|
||||
| Random sample | members of the population chosen in such a way that every individual is equally likely to be chosen
🗑
|
||||
| Probability sample | select members from the population in such a way that each member is chosen with a pre-selected probability
🗑
|
||||
| Systematic sampling | select some starting point and select every kth person
🗑
|
||||
| Convenience sampling | sampling from a group convenient to the researcher
🗑
|
Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
Created by:
AlyRuth
Popular Math sets