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Practical Data Analysis with JMP® by Robert Carver

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Using JMP to Compare Two Means

We've used the NHANES data to illustrate many statistical concepts, and we'll return to it again now. Within this large data table there are several measurements typically taken during a routine physical exam. For some of these measurements, we expect to find differences between male and female subjects. Men tend to be taller and heavier than women, for example. But are their pulse rates different? In our first illustration we'll estimate the difference (if any) between the resting pulse rates of adult women and men.

Assuming Normal Distributions or CLT

  1. Open the NHANES data table.

Figure 10.1. Selecting Respondents Under 18 Years

The subjects in the NHANES data table range in age from infants up. Our first ...

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