A Number Between 1 and 10, Inclusive, Is Randomly Chosen

question 112

Multiple Choice

A number between 1 and 10, inclusive, is randomly chosen. Events A, B, C, and D are defined as follows. A: {The number is even} B: {The number is less than 7} C: {The number is less than or equal to 7} D: {The number is 5} Identify one pair of independent events.

• A) A and B
• B) A and C
• C) A and D
• D) B and D

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Definitions:

Oxytocin

A hormone and neurotransmitter involved in childbirth, lactation, and social bonding.

Endocrine Gland

Glands of the endocrine system that release hormones directly into the bloodstream to regulate various body functions.

Adrenal Gland

A pair of endocrine glands located above the kidneys that produce hormones such as adrenaline and cortisol, which help control heart rate, blood pressure, and other important bodily functions.

Pineal Gland

A small endocrine gland in the brain that produces melatonin, a hormone that affects the modulation of wake/sleep patterns and photoperiodic (seasonal) functions.