Welsch, Davis, Burke, and Williams (2002) conducted a study to evaluate the effectiveness of a carbohydrate-electrolyte drink on sports performance and endurance. Experienced athletes were given either a carbohydrate-electrolyte drink or a placebo while they were tested on a series of high-intensity exercises. One measure was how much time it took for the athletes to run to fatigue. Data similar to the results obtained in the study are shown in the following table: 8.3 Time to run to fatigue (in minutes) Group Мean SE (standard error) Placebo 21.7 2.2 Carbohydrate-electrolyte 28.6 2.7 Construct a bar graph that incorporates all of the information in the table. Looking at your graph, do you think that the carbohydrate-electrolyte drink helps performance? a. b.

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Welsch, Davis, Burke, and Williams (2002) conducted a study to evaluate the
effectiveness of a carbohydrate-electrolyte drink on sports performance and
endurance. Experienced athletes were given either a carbohydrate-electrolyte drink
or a placebo while they were tested on a series of high-intensity exercises. One
measure was how much time it took for the athletes to run to fatigue. Data similar to
the results obtained in the study are shown in the following table:
8.3
Time to run to fatigue (in minutes)
Group
Mean
SE (standard error)
Placebo
21.7
2.2
Carbohydrate-electrolyte
28.6
2.7
Construct a bar graph that incorporates all of the information in the table.
Looking at your graph, do you think that the carbohydrate-electrolyte drink
helps performance?
а.
b.
Transcribed Image Text:Welsch, Davis, Burke, and Williams (2002) conducted a study to evaluate the effectiveness of a carbohydrate-electrolyte drink on sports performance and endurance. Experienced athletes were given either a carbohydrate-electrolyte drink or a placebo while they were tested on a series of high-intensity exercises. One measure was how much time it took for the athletes to run to fatigue. Data similar to the results obtained in the study are shown in the following table: 8.3 Time to run to fatigue (in minutes) Group Mean SE (standard error) Placebo 21.7 2.2 Carbohydrate-electrolyte 28.6 2.7 Construct a bar graph that incorporates all of the information in the table. Looking at your graph, do you think that the carbohydrate-electrolyte drink helps performance? а. b.
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