How Many Observations Should Be Made If He Wants to Be

question 3

Multiple Choice

How many observations should be made if he wants to be 95.44 percent confident that the maximum error in the observed time is one second? The standard deviation of task times is 5 seconds.

• A) 5
• B) 10
• C) 25
• D) 100
• E) 121

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Definitions:

Vas Deferens

A long, muscular tube that transports mature sperm from the epididymis to the ejaculatory ducts in anticipation of ejaculation.

Seminal Vesicle

A pair of glands in males that produce and secrete a significant portion of the fluid component of semen.

Bulbourethral Gland

A gland in males that secretes a lubricating mucus fluid into the urethra during sexual arousal.

Vestibular Gland

Glands located near the vaginal opening responsible for secreting fluid that lubricates the vagina.