A Study on the Oxygen Consumption Rate (OCR) of Sea

question 28

Multiple Choice

A study on the oxygen consumption rate (OCR) of sea cucumbers involved a random sample of size 10 at 15oC and a second random sample of size 7 kept at 18oC. If one tested the hypothesis that this range
Of temperature had no effect on the OCR, the degrees of freedom for the test statistic would be (assume
Equal variability)

• A) 9
• B) 10
• C) 15
• D) 16

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Definitions:

Anorexia Nervosa

A serious mental health disorder characterized by an intense fear of gaining weight, a distorted body image, and severe restriction of food intake leading to significant weight loss.

Lack Of Sleep

The condition of not getting enough rest, which can lead to a range of physical and psychological health issues, including impaired cognitive function and mood disorders.

Anxiety

A feeling of worry, nervousness, or unease about something with an uncertain outcome, often reflecting a concern about future events.

First Ejaculation

The first occurrence of semen being ejected from the body, marking a milestone in male sexual development.