A study evaluated whether there is a statistical difference in competency scores
ID: 3223453 • Letter: A
Question
A study evaluated whether there is a statistical difference in competency scores among levels. Each subject reports the highest education achieved. The max competency scores range from and is assumed normally distributed. Table 2a and 2b show the SPSS outputs of the statistical analysis. Statistics of competency scores Based on case #2, which is the BEST statement of the null hypothesis? a) There is a significant difference in education levels among competency scores b) There is no significant difference in education levels among competency scores c) There is a significant difference in competency scores among education levels d) There is no significant difference in competency scores among education levels Based Tables in case #2, which statistical analysis was performed? a) Chi-square test b) Independent t-test c) One-way ANOVA d) Mann-Whitney U test e) Wilcoxon signed rank test TRUTH or FALSE: Based on case #2, we fail to reject the null hypothesis. a) Truth b) False Based case #2, the competency scores in subjects with a graduate school degree are ___ than those with a high schools/college degree. a) significant higher b) significantly lower c) neither higher nor lower The relative risk (RR) of obesity among school-age children in Brooklet in comparison to those in Queens is 1.26 (95% CI 0.91 to 1.53). Based on the data, the BEST interpretation is that school-age children in Brooklyn have a ____ risk of obesity than those in Queens. a) significantly increased b) significantly decreased c) neither increased nor decreasedExplanation / Answer
P-value > 0.05, That is Fail to reject Ho at 5% level of sigificance
Therefore there is no significant difference in compitancy score amoung education levels.
9) neither higher nor lower.
10) neither increased nor decreased.
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