At the US Open Tennis Championship a Statistician Keeps Track of Every

question 33

Multiple Choice

At the U.S. Open Tennis Championship a statistician keeps track of every serve that a player hits during the tournament. The statistician reported that the mean serve speed of a particular player was 104 miles per hour (mph) and the standard deviation of the serve speeds was 11 mph. If nothing is known about the shape of the distribution, give an interval that will contain the speeds of at least three-fourths of the player's serves.

• A) 82 mph to 126 mph
• B) 93 mph to 115 mph
• C) 71 mph to 137 mph
• D) 126 mph to 148 mph

---

Definitions:

Different Industries

Various sectors and fields of economic activity that are distinct in the nature of their business operations and services/products offered.

HR Planners

Individuals or teams responsible for developing strategies and plans to ensure that an organization has the right workforce in place to meet its goals.

Significant Trends

Major developments or directional changes in data, behaviors, or societal attitudes that are noteworthy and have potential long-term implications.

Organizational Competitors

Other entities that offer similar products or services and compete for the same market share.