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Burgers.
You examined the association between the amounts of Fat and Calories in fast-food hamburgers. Here are the data:
Fat(g)
19
31
34
35
39
43
Calories
410
580
590
570
640
680
660
a) Create a scatterplot of Calories vs. Fat.
b) Interpret the value of R2 in this context.
c) Write the equation of the line of regression.
d) Use the residuals plot to explain whether your linear model is appropriate.
e) Explain the meaning of the y-intercept of the line.
f) Explain the meaning of the slope of the line.
g) A new burger containing 28 grams of fat is introduced. According to this model, its residual for calories is +33 How many calories does the burger have?
Using an example from a hospital, create a mock data set for two specific variables of importance within hospital (minimum of 20). The data may be used for quality measures, patient inputs, demographics, financial data, etc.
in random samples of 12 from each tow normal population we found the following statisticsx1oline 74nbspnbspnbspnbsp s1
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