Given Below Are Seven Observations Collected in a Regression Study $$\begin{array} { l l } x & y \\\hline 2 & 12 \\3 & 9 \\6 & 8 \\7 & 7 \\8 & 6 \\7 & 5 \\9 & 2\end{array}$$

question 59

Essay

Given below are seven observations collected in a regression study on two variables, x (independent variable) and y (dependent variable). Use Excel to develop a scatter diagram and to compute the least squares estimated regression equation and the coefficient of determination. $$\begin{array} { l l } x & y \\\hline 2 & 12 \\3 & 9 \\6 & 8 \\7 & 7 \\8 & 6 \\7 & 5 \\9 & 2\end{array}$$

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Definitions:

Secretory Vesicle

Membrane-bound sacs within cells that store and transport substances which are to be secreted or released.

Microtubule

Hollow tube composed of tubulin, measuring approximately 25 nm in diameter and usually several micro meters long. Helps provide support to the cytoplasm of the cell and is a component of certain cell organelles, such as centrioles, spindle fibers, cilia, and flagella.

Lysosomes

Organelles in cells that contain enzymes used to break down and recycle cellular debris and foreign substances.

White Blood Cell

A type of immune cell that is crucial in defending the body against infection and disease.