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SCENARIO 14-19 The marketing manager for a nationally franchised lawn service company would like to study the characteristics that differentiate home owners who do and do not have a lawn service.A random sample of 30 home owners located in a suburban area near a large city was selected; 11 did not have a lawn service (code 0) and 19 had a lawn service (code 1) .Additional information available concerning these 30 home owners includes family income (Income, in thousands of dollars) and lawn size (Lawn Size, in thousands of square feet) . The PHStat output is given below:
-Referring to Scenario 14-19, which of the following is the correct interpretation for the Lawn Size slope coefficient?
Sample Standard Deviations
A measure of the dispersion or variability of data points in a sample from their mean.
Margin Of Error
An expression of the amount of random sampling error in a survey's results, indicating a range within which the true value lies with a specified confidence level.
Equal Sample Sizes
A condition in experimental design where all groups being compared have the same number of observations or participants.
Type I Error
The incorrect rejection of a true null hypothesis, also known as a "false positive" finding or conclusion.
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