Tag | Value |
---|---|
file | Inferential_Statistics_uva-confidence-level-858-en_uva-confidence-level-858-en |
name | uva-confidence-level-858-en |
section | Inferential Statistics/Confidence Intervals/Confidence level |
type | schoice |
solution | FALSE, FALSE, TRUE |
Type | Conceptual |
Language | English |
Level | Statistical Literacy |
IRT-Difficulty | 4.463 |
p-value | 0.0222 |
It examines how many people would answer yes when asked whether they ever feel depressed. The percentage who answered with “yes. answers is 33% from a sample of 350 randomly asked people. The researchers want to know if the percentage exceeds 30%. To that end they set the null hypothesis at H0: p0 = 30%. From what percentage can the null hypothesis be rejected when a significance level is used of 2.5%?