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Often, cruise ships conduct all on-board transactions, with the exception of gambling, on cashless basis. At...

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Advance Math

Often, cruise ships conduct all on-board transactions, with theexception of gambling, on cashless basis. At the end of the cruise,guests pay one bill that covers all onboard transactions. Supposethat 60 single travelers and 65 couples were surveyed as to theiron-board bills for a seven-day cruise from Los Angeles to theMexican Riviera. Following is a summary of the bills for eachgroup.

Singles

Couples

Amount($)

Frequency

Relative

Frequency

Amount($)

Frequency

Relative

Frequency

51-100

5

100-150

5

101-150

10

201-250

5

151-200

15

251-300

5

201-250

15

301-350

5

251-300

10

351-400

10

301-350

5

401-450

10

451-500

10

501-550

10

551-600

5

a.    Fill in the relative frequency foreach group.

b.    Construct a histogram for the singlesgroup. Scale the x-axis by $50 widths. Use relative frequency onthe y-axis.

c.    Construct a histogram for the couplesgroup. Scale the x-axis by $50 widths. Use relative frequency onthe y-axis.

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