Consider the Following to Answer the Question(s) Below

question 6

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.

-The percentage of the variability in tips that can be explained by the total bill is

• A) 87.7%
• B) 93.7%
• C) 21.3%
• D) 66.8%
• E) 96.8%

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Definitions:

Total Number

The complete count or amount of items or units being considered.

Observations

Data points or individual pieces of data collected during an experiment or survey, used for analysis and conclusions.

Sample Means

are the average values calculated from a subset of a population.

Sum of Squares

A statistical measure used in various contexts, representing the sum of the squared differences between each observation and the overall mean.