The Owner of Touchdown Sports Bar Wants to Develop a Time

question 9

Multiple Choice

The owner of Touchdown Sports Bar wants to develop a time standard for the task of mixing a specialty cocktail. In a preliminary study, he observed one of his bartenders perform this task seven times with an average of 90 seconds and a standard deviation of five seconds.
What is the standard time for this task if the bartender worked at a 20 percent faster pace than is average, and an allowance of 20 percent of the workday is used?

• A) 112.5 seconds
• B) 120 seconds
• C) 135 seconds
• D) 144 seconds
• E) 150 seconds

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