In a recent study on American sleep habits 800 adults were asked questions about

Question

In a recent study on American sleep habits 800 adults were asked questions about their sleep cycles. The study found that 39% say they get sleepy on the job and their work suffers at least a few days each month. An additional 23% said the problems occur a few days each week and 9 % say sleepiness on the job is a daily occurrence. For the remaining respondents, sleepiness was not a problem at all. Summarize the given information by constructing a frequency and relative frequency distribution. Match the bars on the chart below with the appropriate category from the table.

Explanation / Answer

Sleepy at Work? Frequency Relative Frequency Not at all 232 0.29 Few days each month 312 0.39 few days each week 184 0.23 Daily occurrence 72 0.09 Bar Sleepy at Work? A Not at all B Few days each month C few days each week D Daily occurrence

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