It Is Estimated That One Third of the General Population

question 57

Short Answer

It is estimated that one third of the general population has blood type . If a sample of six people is selected at random, what is the probability that exactly three of them have blood type ? Round answer to three decimal places, if necessary.
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What is the probability that at most three of them have blood type ? Round answer to three decimal places, if necessary.
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Definitions:

Prospective Memory

The aspect of memory that involves remembering to perform a planned action or recall a planned intention at some future point in time.

Nocturnal Erections

The phenomenon where a male experiences an erection naturally during sleep, often during the REM cycle.

Prostate Gland

A gland in the male reproductive system that produces and secretes some of the fluid found in semen, situated below the bladder and surrounding the urethra.

Antioxidants

Substances that can prevent or slow damage to cells caused by free radicals, unstable molecules that the body produces as a reaction to environmental and other pressures.