A Regression Analysis Between Height Y (In Cm) and Age $\hat { y }$

question 119

Multiple Choice

A regression analysis between height y (in cm) and age x (in years) of 2 to 10 years old boys yielded the least squares line $\hat { y }$ = 87 + 6.5x. This implies that by each additional year height is expected to:

• A)increase by 93.5cm.
• B)increase by 6.5cm.
• C)increase by 87cm.
• D)decrease by 6.5cm.

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Definitions:

Pareto Diagram

A graphical representation that identifies and prioritizes problems or causes of a particular event based on their significance, often used in quality control.

Scatter Diagram

A graphical representation used in statistics to show the relationship between two variables, using dots to represent data points.

Flowchart

A diagrammatic representation that illustrates the sequence of operations to be performed to get to the solution of a problem.

Pizza Delivery

A service that transports prepared pizza from a restaurant to the customer's location, ensuring the food is hot and fresh upon arrival.