Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
6 Cards in this Set
- Front
- Back
|
Sample Accuracy
|
-refers to how close a random sample's statistic is to the true populations value it represents
-ex. the sample is accurate + - 7% at the 95% level of confidence |
|
|
Intuition
|
-large probability samples are more accurate because there is less sample error
|
|
|
Confidence Interval Method
|
applies the concepts of accuracy, variability and confidence interval to create a correct sample size
|
|
|
Nonsampling Error
|
-pertains to all sources of error other than the sample selection method and sample size
-ex. problem specification mistakes, question bias, or incorrect analysis |
|
|
Sampling Error
|
-error in sample selection and sample size
|
|
|
Variability
|
-refers to how similar or dissimilar responses are to a given question
|
