At α = .01, test to determine if the means of the three populations (from which the following samples are selected) are equal. Use both the critical and p-value approaches. 
Definitions:
Bariatric Bed
A specially designed bed to accommodate overweight or obese patients, providing extra support, width, and durability.
Air-fluidized Bed
An air-fluidized bed is a therapeutic bed that uses a technology similar to fluidization, promoting healing of certain types of wounds by reducing pressure on the body.
Pressure Ulcer Risk Scale
A tool used in healthcare to assess a patient's risk of developing pressure ulcers, based on factors like mobility, skin condition, and nutritional status.
Nutritional Status
An evaluation of an individual's dietary intake and nutrient levels, often used to assess and plan dietary needs or interventions.
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