If these variables can be considered to be independent, is the average time take to perform each component statistically different from the standard?

If these variables can be considered to be independent, is the average time take to perform each component statistically different from the standard?

 

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A Teclar, Inc. call center requires services operators to answer telephone calls from customers in an average time of 0.15 minute or less. A sample of 36 actual operator times was drawn, and the results are given in the following table. In addition, operators are expected to determine customer needs and within 0.55 minute. Another sample of 36 times was taken for this job component and is also given in the table. If these variables can be considered to be independent, is the average time take to perform each component statistically different from the standard?

component Mean Time Standard Deviation
Answer 0.1523 0.0183
Service 0.5790 0.0902

Is this the data????

 

If these variables can be considered to be independent, is the average time take to perform each component statistically different from the standard?

If these variables can be considered to be independent, is the average time take to perform each component statistically different from the standard?

If these variables can be considered to be independent, is the average time take to perform each component statistically different from the standard?

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