Consider the Following to Answer the Question(s) Below

question 9

Multiple Choice

Consider the following to answer the question(s) below:
To determine whether the tip left at the end of a meal is related to the size of the total bill at their restaurant, Chez Michelle, data were gathered for 10 customers. The data and summary statistics are shown below.

-Analyze the scatterplot below. What solution strategy would be most appropriate?

• A) The relationship is perfectly linear. We should construct a linear regression model.
• B) The relationship is straight enough. We should construct a linear regression model.
• C) The scatterplot shows extreme outliers. We can swap the variables to transform it to linear model.
• D) We should collect new data as we cannot identify the type of relationship.
• E) This is an example of non-linear relationship. We can try to transform it to linear model by a function such as logarithm.

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