Question

In: Statistics and Probability

Define the IV and DV and level of measurement in the following examples. Specifically note whether...

Define the IV and DV and level of measurement in the following examples.

Specifically note whether the variables are nominal, ordinal, interval, or ratio along with IV and DV, using the following table.

People who are clinically depressed will have different sleep patterns than those who are not clinically depressed.

IV=

DV=

In routine office work, the introduction of a four-day work week will lead to higher productivity among millennials.

IV=

DV=

Does weight and blood pressure affect sleep efficiency in elder adults?

IV=

DV=

Does Melatonin 1 mg and Melatonin 5 mg have the same effect on sleep patterns in HIV-positive individuals?

IV=

DV=

Is teacher effectiveness, as a measure of professionalism, higher for schools that have implemented sustained Professional Learning Communities (PLCs) than those schools that have not implemented sustained PLCs?

IV=

DV=

Solutions

Expert Solution

People who are clinically depressed will have different sleep patterns than those who are not clinically depressed.

IV= clinically depressed/not clinically depressed - Nominal

DV= sleep patterns - Ratio

In routine office work, the introduction of a four-day work week will lead to higher productivity among millennials.

IV= work week - Nominal

DV= productivity among millennials - Nominal

Does weight and blood pressure affect sleep efficiency in elder adults?

IV= weight and blood pressure - Ratio

DV= sleep efficiency - Nominal

Does Melatonin 1 mg and Melatonin 5 mg have the same effect on sleep patterns in HIV-positive individuals?

IV= Melatonin 1 mg and Melatonin 5 mg - Nominal

DV= sleep patterns - Ratio

Is teacher effectiveness, as a measure of professionalism, higher for schools that have implemented sustained Professional Learning Communities (PLCs) than those schools that have not implemented sustained PLCs?

IV= sustained PLCs - Nominal

DV= teacher effectiveness - Nominal


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