Joanne had $115 to spend at the mall. She spent 23% of that money on a shirt. Joanne spent $___ on the shirt.
2 answers:
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Answer:
Step-by-step explanation:
Given
The x and y values
Required
The regression line equation
Because of the length of the given data, I will run the analysis using online tools, then analyze the result.
From the analysis, we have:
--- Sum of squares
--- Sum of products
The regression equation is calculated as:
Where:
So, we have:
So:
becomes
