Consider the Following to Answer the Question(s) Below

question 19

Multiple Choice

Consider the following to answer the question(s) below:
A company in the golfing industry is interested in testing its new driver to see if it has greater length off the tee than the best-selling driver. To do this, it has selected a group of golfers of differing abilities and ages. Its plan is to have each player use each of the two clubs to hit five balls. It will record the average length in yards of the drives with each club for each player.

-The correct null and alternate hypotheses (assuming the new club is group 1, leading club is group 2, and d = group 1 value - group 2 value) are

• A) H0 : µd = 0 and HA : µd > 0
• B) H0 : µd = 0 and HA : µd ≠ 0
• C) H0 : µd ≠ 0 and HA : µd = 0
• D) H0 : µ1 - µ2 = 0 and HA : µ1 - µ2 > 0
• E) H0 : µ1 - µ2 < 0 and HA : µ1 - µ2 > 0

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Definitions:

Bacteriostatic

Bacteriostatic describes a substance that inhibits the growth and reproduction of bacteria without necessarily killing them.

Bactericidal

Capable of killing some microorganisms (bacteria).

Disinfectant

An agent that destroys all microorganisms.

Hepatitis A

A highly contagious liver infection caused by the hepatitis A virus, typically transmitted through ingestion of contaminated food or water.