A chain of sport shops catering to beginning skiers, headquartered in Aspen, Col

Question

A chain of sport shops catering to beginning skiers, headquartered in Aspen, Colorado, plans to conduct a study of how much a beginning skier spends on his or her initial purchase of equipment and supplies. Based on these figures, it wants to explore the possibility of offering combinations, such as a pair of boots and a pair of skis, to induce customers to buy more. A sample of 44 cash register receipts revealed these initial purchases:

  

What would be a better class interval?

Organize the data into a frequency distribution using a lower limit of $80:

$80 up to 120 ______

$____ up to _____ ______

$____ up to _____ ______

$____ up to _____ ______

$____ up to _____ ______

A chain of sport shops catering to beginning skiers, headquartered in Aspen, Colorado, plans to conduct a study of how much a beginning skier spends on his or her initial purchase of equipment and supplies. Based on these figures, it wants to explore the possibility of offering combinations, such as a pair of boots and a pair of skis, to induce customers to buy more. A sample of 44 cash register receipts revealed these initial purchases:

28 23 18 13 10 10 15 20 25 30 35

Explanation / Answer

from above given data below is the frequency distribution

bin Frequency 80-120 8 121-160 19 161-200 10 201-240 6 241-280 1

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