math statistics

create a null hypothesis on these research questions:

a. what are the differences between emergency room shifts on medication errors?

b. On a clinical trial of a new drug what will be the effects over a currently used drug?

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  1. a. Ho: Shift length is not related to medication errors

    or Ho: Medication errors in standard/normal shifts = medication errors in extended shifts

    b. Ho: New drug effects = current drug effects

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