Research aids
Research aids
* Confidence Level
* Confidence Interval (%)
* Probability of the event occurring (%)
Population
Sample Size Needed:
* Confidence Level
* Confidence Interval (%)
* Probability of the event occurring (%)
Population
Sample Size Needed:
Sample Size
Percentage (%)
| ± % Variation | |
|---|---|
| 80% | |
| 90% | |
| 95% | |
| 99% |
Sample Size
Average
Standard Dev.
Sample 1
Sample 2
Significance between averages
Tipo de datos:
Sample Size
Percentage (%)
Standard
Sample 1
Significance versus standard
Preferences Result
Sample Size
A Preferred %
B Preferred %
No Preference %
Significance between both proportions
Sample Size |
Percentage (%) |
|
|---|---|---|
Sample 1 |
||
Sample 2 |
||
Significance between both percentages
* Required field