A hospital medication compliance team is working to decrease medication errors. The team seeks to determine...

A hospital medication compliance team is working to decrease medication errors. The team seeks to determine if there is a difference in the number of medication errors in response to two different Interventions. Each delivered on a different nursing unit (intervention 1 is delivered on Ward A and intervention 2 is delivered on Ward B . The most appropriate statistical analysis to address this aim is

A. Pearson’t correlation

B. An in dependent samples t-test

C. Spearmans rho

D. Chi square

Expert Solution

A hospital medication compliance team is working to decrease medication errors. The team seeks to determine if there is a difference in the number of medication errors in response to two different Interventions. Each delivered on a different nursing unit (intervention 1 is delivered on Ward A and intervention 2 is delivered on Ward B . The most appropriate statistical analysis to address this aim is:

The groups under the study are different and we want to see whether there is difference between the groups errors. This time we use an independent t-test.

A. Pearson’t correlation

This is used when we want to see if one variable is linearly related to another variable. Here there is no such relation to be checked.

B. An independent samples t-test

C. Spearmans rho

We use like pearons' only this is used for ordinal scale for ratings for two movies

D. Chi square

This is used to check if the observed values match the distribution or what was expected.

orchestra answered 2 years ago

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