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Battery Life of Tablet Computers Is of Great Concern to Customers.A

Question 33

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Battery life of tablet computers is of great concern to customers.A consumer group has tested four brands of such tablets to determine the battery life.Samples of tablets of each brand were fully charged and left to run until the battery died.The number of hours that each tablet lasted was recorded.The following graphs and tables from the analysis of the data are provided.(Note: Some entries have been omitted and replaced with **.) Battery life of tablet computers is of great concern to customers.A consumer group has tested four brands of such tablets to determine the battery life.Samples of tablets of each brand were fully charged and left to run until the battery died.The number of hours that each tablet lasted was recorded.The following graphs and tables from the analysis of the data are provided.(Note: Some entries have been omitted and replaced with <sub>**.</sub>) If one wanted to calculate the SST from the data,the value of the overall mean <sub> </sub> needs to be determined.Using the above information,what is the value of the overall mean? A) 26.13 B) 26.10 C) 25.23 D) 24.16 E) This cannot be determined without knowing the individual data values. Battery life of tablet computers is of great concern to customers.A consumer group has tested four brands of such tablets to determine the battery life.Samples of tablets of each brand were fully charged and left to run until the battery died.The number of hours that each tablet lasted was recorded.The following graphs and tables from the analysis of the data are provided.(Note: Some entries have been omitted and replaced with <sub>**.</sub>) If one wanted to calculate the SST from the data,the value of the overall mean <sub> </sub> needs to be determined.Using the above information,what is the value of the overall mean? A) 26.13 B) 26.10 C) 25.23 D) 24.16 E) This cannot be determined without knowing the individual data values. If one wanted to calculate the SST from the data,the value of the overall mean Battery life of tablet computers is of great concern to customers.A consumer group has tested four brands of such tablets to determine the battery life.Samples of tablets of each brand were fully charged and left to run until the battery died.The number of hours that each tablet lasted was recorded.The following graphs and tables from the analysis of the data are provided.(Note: Some entries have been omitted and replaced with <sub>**.</sub>) If one wanted to calculate the SST from the data,the value of the overall mean <sub> </sub> needs to be determined.Using the above information,what is the value of the overall mean? A) 26.13 B) 26.10 C) 25.23 D) 24.16 E) This cannot be determined without knowing the individual data values. needs to be determined.Using the above information,what is the value of the overall mean?


A) 26.13
B) 26.10
C) 25.23
D) 24.16
E) This cannot be determined without knowing the individual data values.

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