Question: Using the data at https://pages.uoregon.edu/dlevin/DATA/vitcap2.csv Links to an external site. On vital capacity and age, the group variable indicates the occupation of the subject.Be sure

Using the data at https://pages.uoregon.edu/dlevin/DATA/vitcap2.csv Links to an external site.

On vital capacity and age, the group variable indicates the occupation of the subject.Be sure to code this variable as a factor

(use as factor to redefine it).Is there evidence that the average vital capacityvaries between groups?Is there evidence that the relationship with age variesbetween groups?

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