A Typical Ruby-Throated Hummingbird Is 8 Cm Long

question 65

Multiple Choice

A typical ruby-throated hummingbird is 8 cm long.Express its length in millimeters and micrometers (µm) .

• A)80 mm;800 µm
• B)80 mm;80,000 µm
• C)800 mm;0.008 µm
• D)800 mm;0.8 µm
• E)0.8 mm;8000 µm

---

Definitions:

Test Statistic

A numerical measure derived from sample observations in a hypothesis testing that aids in deciding whether to discard the null hypothesis.

Obese Males

Men who have a body mass index (BMI) of 30 or higher, which classifies them as obese according to medical standards.

Weight Loss

A reduction in body weight achieved through either voluntary (diet, exercise) or involuntary means (illness).

T Procedure

A statistical method used to estimate the mean of a population, particularly when the sample size is small and the population variance is unknown.