Mike Shula Is a Head Football Coach

question 7

Multiple Choice

Mike Shula is a head football coach.His athletic department spends $30,000 a season on Lizard-Ade,a flavored drink that supposedly contributes to the performance of his players.This year,an independent sports testing association has decided to test the merits of Lizard-Ade and Shula's university has been selected as a member of the national sample.The study is an experiment in which the players,unknown to them,are divided into two groups.Group 1 receives the real Lizard-Ade prior to and during the games.Group 2 receives a placebo,which is nothing more than sugar-flavored colored water in containers made to make the sugar-flavored water appear to be Lizard-Ade.It is common practice that,following each game,the coaches evaluate films and give each player a grade ranging from 0 to 100.After the season the sports testing association collects the data.They now have a mean score of performance for each of the two groups for all of the athletic departments participating in the study.If you are the researcher,what statistical test would you conduct?

• A)a z test of the difference between two percentages
• B)independent samples t test
• C)paired samples t test
• D)ANOVA
• E)None of the above because the sample size will be too large and will give erroneous results.

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Definitions:

Operations

The activities involved in the day-to-day functions of a business related to producing and delivering its products or services.

Housekeeping Department

A division within a business, often within the hospitality industry, responsible for maintaining cleanliness, orderliness, and standards of hygiene.

Operating Departments

Sections or units within an organization directly involved in its core business activities, responsible for producing its goods or services.

Labor-hours

The total number of hours worked by all employees during a specific period, used as a measure in various calculations and operational decisions.