The Regression Equation Is Ŷ = 30 + 2

question 61

Multiple Choice

The regression equation is Ŷ = 30 + 2.56X,the sample size is 14,and the standard error of the slope is 0.97. What is the test statistic to test the significance of the slope?

• A)z = −2.560
• B)z = +2.639
• C)t = +2.560
• D)t = +2.639

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Definitions:

Foot Wounds

Injuries or breaks in the skin of the foot, which can range from minor abrasions to deep ulcers, often requiring careful management to prevent infection.

Chronic Wounds

Wounds that fail to proceed through the normal stages of healing in an orderly and timely manner, often remaining open for an extended period.

Acute Wounds

Wounds that occur suddenly and heal at a predictable and expected rate, such as cuts or surgical incisions.

Typical Healing Time

The usual duration needed for a wound or medical condition to recover and return to a state of health.