(26) A company is interested in determining whether the average life of HP and Epson printers is different. A sample of HP and Epson printers result in the following: HP: average life-7 years Standard deviation -2 years n- 10 Epson: average life = 5.5 years Standard deviation-2.5 years n-8 At a-.05, is there a statistically significant difference between the longevity of the two brands of printers?
(26) A company is interested in determining whether the average life of HP and Epson printers is different. A sample of HP and Epson printers result in the following: HP: average life-7 years Standard deviation -2 years n- 10 Epson: average life = 5.5 years Standard deviation-2.5 years n-8 At a-.05, is there a statistically significant difference between the longevity of the two brands of printers?
Chapter1: Making Economics Decisions
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![(26) A company is interested in determining whether the average life of HP and Epson printers is
different. A sample of HP and Epson printers result in the following:
HP: average life-7 years Standard deviation -2 years n- 10
Epson: average life - 5.5 years Standard deviation -2.5 yearsn-8
At a-.05, is there a statistically significant difference between the longevity of the two brands of
printers?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fbc267cc6-458f-40e4-b83e-58bf90ca9c69%2F4b30b83a-f204-4931-8954-378cd5883fe9%2Fh0ir7hh_processed.jpeg&w=3840&q=75)
Transcribed Image Text:(26) A company is interested in determining whether the average life of HP and Epson printers is
different. A sample of HP and Epson printers result in the following:
HP: average life-7 years Standard deviation -2 years n- 10
Epson: average life - 5.5 years Standard deviation -2.5 yearsn-8
At a-.05, is there a statistically significant difference between the longevity of the two brands of
printers?
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