You Are Given the Following Results of a Paired-Difference Test

question 19

Multiple Choice

You are given the following results of a paired-difference test: = -4.6 s_d = 0.25
N = 16
Construct a 90% confidence interval estimate for the paired difference in mean values.

• A)-2.86 ------- -2.53
• B)-5.72 ------- -5.18
• C)-3.81 ------- -3.71
• D)-4.71 ------- -4.49

---

Definitions:

Pressure Ulcer

A localized injury to the skin and/or underlying tissue, usually over a bony prominence, as a result of pressure or pressure in combination with shear.

Right Heel

The posterior part of the foot below the ankle, on the body's right side.

Blisters

Small pockets of body fluid (lymph, serum, plasma, blood, or pus) formed under the skin layer due to friction, burns, infection, or other injuries.

Yellow Nail Syndrome

A rare medical syndrome characterized by yellow to yellow-green thickening nails, lymphedema, and respiratory problems.