Asked by angela vidal on Apr 24, 2024

For a z-statistic of 2.22, one would conclude (for a two-tailed test) the score is ______.

A) significant at the .05 level but not the .01 level
B) significant at both the .05 level and the .01 level
C) not significant
D) not significant at the .05 level but is significant at the .01 level

Z-statistic

A statistical measure that quantifies the distance (in standard deviation units) a data point is from the mean of a distribution.

Two-tailed Test

A statistical test that considers both directions of an effect, testing the possibility of relationships in both positive and negative directions.

Significant

Denoting a result in statistical analysis that is likely not due to chance, thereby indicating a meaningful difference or correlation.

  • Explain the relevance of z-statistics in the analysis of hypothesis testing.