An industrial/organizational psychologist wants to improve worker productivity for a client firm, but fırst he needs to gain a better understanding of the life of the typical white-collar professional. Fortunately, he has access to the 2008 Workplace Productivity Survey, commissioned by LexisNexis and prepared by WorldOne Research, which surveyed a sample of 650 white-collar professionals (250 legal professionals and 400 other professionals). One of the survey questions was, "During the average workday, how many hours do you spend attending meetings?" For the subsample of legal professionals (n = 250), the mean response was M = 2.0 hours, with a sample standard deviation of s = 5.1 hours. The estimated standard error is SM = 0.323. The psychologist can be 99% confident that the interval from 1.2 to includes the unknown population mean u.

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An industrial/organizational psychologist wants to improve worker productivity for a client firm, but fırst he needs to
gain a better understanding of the life of the typical white-collar professional. Fortunately, he has access to the 2008
Workplace Productivity Survey, commissioned by LexisNexis and prepared by WorldOne Research, which surveyed a
sample of 650 white-collar professionals (250 legal professionals and 400 other professionals).
One of the survey questions was, "During the average workday, how many hours do you spend attending meetings?"
For the subsample of legal professionals (n = 250), the mean response was M = 2.0 hours, with a sample standard
deviation of s = 5.1 hours.
The estimated standard error is SM = 0.323.
The psychologist can be 99% confident that the interval from 1.2 to
includes the unknown population mean pu.
Transcribed Image Text:An industrial/organizational psychologist wants to improve worker productivity for a client firm, but fırst he needs to gain a better understanding of the life of the typical white-collar professional. Fortunately, he has access to the 2008 Workplace Productivity Survey, commissioned by LexisNexis and prepared by WorldOne Research, which surveyed a sample of 650 white-collar professionals (250 legal professionals and 400 other professionals). One of the survey questions was, "During the average workday, how many hours do you spend attending meetings?" For the subsample of legal professionals (n = 250), the mean response was M = 2.0 hours, with a sample standard deviation of s = 5.1 hours. The estimated standard error is SM = 0.323. The psychologist can be 99% confident that the interval from 1.2 to includes the unknown population mean pu.
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