Tag | Value |
---|---|
file | Inferential_Statistics_vufsw-confidencelevel-1180-en_vufsw-confidencelevel-1180-en |
name | vufsw-confidencelevel-1180-en |
section | inferential statistics/confidence intervals/confidence level |
type | schoice |
solution | FALSE, FALSE, FALSE, TRUE |
Type | conceptual |
Program | NA |
Language | English |
Level | statistical literacy |
What is the correct z-score for a 97% confidence interval for a population proportion?
It is 2.17.
Explanation: 3% left and right, thus 1,5 % left for the table = 98,5.
Look at 0.985 in the table (table: Standard Normal Cumulative
Probabilities) and it is 2.17.
Levels of Difficulty
Easy
M&T Distributions
Default value
M&T Hypothesis testing: proportions
Default value