The Australian Sheep Dog Is a Breed Renowned for Its

question 39

Multiple Choice

The Australian sheep dog is a breed renowned for its intelligence and work ethic. It is estimated that 40% of adult Australian sheep dogs weigh 65 pounds or more. A sample of 12 adult dogs is studied.
What is the probability that exactly 3 of them weigh 65 lb or more?

• A) 0.0125
• B) 0.1419
• C) 0.8581
• D) 0.9875

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Definitions:

Collection tube

A container used in medical and research settings for the collection and storage of samples, such as blood or urine.

No additive

Products or substances without any additional ingredients or chemicals added to the original composition.

Lavender

A fragrant plant with purple flowers, used in making perfumes and in aromatherapy.

Capillary puncture

A medical procedure that involves pricking the skin, typically the fingertip, to obtain small blood samples.