Solution-Indicate a more positive attitude

Indicate a more positive attitude

Reference no: EM131513162

We ask if the attitudes toward fuel costs of 100 owners of hybrid electric cars (X = 76) are different from those on a national survey of owners of non-hybrid cars (μ = 65, σX = 24). Higher scores indicate a more positive attitude.

(a) Is this a one-or two-tailed test?

(b) In words, what are H0 and Ha?

(d) What do you conclude about attitudes here?

(e) Report your results in the correct format.

Reference no: EM131513162

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Indicate a more positive attitude

Reference no: EM131513162

Reference no: EM131513162

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