The Linear Regression Trend Model Was Applied to a Time $\alpha$

question 57

Essay

The linear regression trend model was applied to a time series of sales data based on the last 16 months of sales.The following partial computer output was obtained:
Test the significance of the time term at $\alpha$ = .05.State the critical t value and make your decision using a two-sided alternative.

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Definitions:

Ascending Tracts

Nerve pathways that go upward in the spinal cord and brainstem, conveying sensory information from the body to the brain.

Decussate

To cross or intersect so as to form an X; often refers to neural pathways in the central nervous system.

Cervical Enlargement

a widened area of the spinal cord that supplies nerves to the upper limbs.

Gray Matter

Neural tissue, especially of the brain and spinal cord, that predominantly contains neuronal cell bodies, dendrites, and unmyelinated axons, involved in processing and integration of information.