Is number of years experience less than claim

Reference no: EM13109711

A taxi company claims which its drivers have the average of at least 12.4 years' experience. In the study of 15 taxi drivers, average experience was 11.2 years. Standard deviation was 2. At α = .10, is number of years' experience of taxi drivers really less than taxi company claimed?

Reference no: EM13109711

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