10.21 Of a random sample of 1,000 people in Denmark, 500 had a positive attitude toward TV...

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10.21 Of a random sample of 1,000 people in Denmark, 500 had a positive attitude toward TV salespeople. Of an independent random sample of 1,600 people in France, 730 had a positive attitude toward TV salespeople.

Test, at the 10% level, the null hypothesis that the population proportions are equal, against the alternative that a higher proportion of French have a positive attitude toward TV salespeople.

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Essential Mathematics And Statistics For Science

ISBN: 9780470694480

2nd Edition

Authors: Graham Currell, Dr. Antony Dowman

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