A HR manager conducted a review of overtime worked by employees. Her sample size was 60 employees and there was a mean of 90 hours worked overtime per month. Her confidence interval was 95%. What would be the upper boundary confidence interval for this study?
A. 91.86 hours
B. 88.14 hours
C. 90 hours
D. 9.5 hours
Answer: A
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It is recommended that you arrive at the interviewer's office:
a. 5 to 10 minutes before your appointment b. 10 to 15 minutes before your appointment c. 20 minutes before your appointment d. exactly at the time of your appointment
Answer the following statement(s) true (T) or false (F)
Research on the case study of “Genie” showed that her lack of exposure to language at an early age prevented her from ever developing any form of grammar.
Single-subject designs usually involve:
a. the selection of one subject at random. b. repeated measurement. c. two or more experimental treatments. d. ordinal scale measurement of the dependent variable.
One relative weakness of the ______ as a measure of central tendency is that it ______.
a. mode; is affected by outliers b. mode; does not take into account all of the scores c. mean; does not take into account all of the scores d. median; is affected by outliers