A Researcher Has Developed the Regression Equation ŷ = 2

question 72

Multiple Choice

A researcher has developed the regression equation ŷ = 2.164 + 1.3657x, where n = 6, the mean of x is 8.667, SS_xx = 89.333, and S_e = 3.44.The 90% confidence interval for y when x = 1 is ______.

• A)(−2.14, 9.2)
• B)(−2.54, 10.6)
• C)(−3.04, 9.92)
• D)(−3.14, 10.2)
• E)(−3.24, 10.4)

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Definitions:

Nucleus Of Neuron

The part of the neuron that contains the cell's genetic material and controls the cell's activities.

Cell Body

The part of a neuron that contains the nucleus and most of the cell's organelles, serving as its metabolic center.

Glia Cells

Cells in the central and peripheral nervous system that do not conduct nerve impulses but support and protect neurons, including astrocytes, oligodendrocytes, and microglia.

Epithelial Tissue

One of the four basic types of tissue in the body, characterized by closely packed cells with minimal extracellular matrix, forming protective coverings and linings of organs and structures.