Question
A telephone company claims that 20% of its customers have at least two telephone lines. The company selects a random sample of 500 customers and
A telephone company claims that 20% of its customers have at least two telephone lines. The company selects a random sample of 500 customers and finds that 88 have two or more telephone lines. At a= 0.05, does the data support the claim? Use a P-value.
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Introductory Statistics
Authors: Prem S. Mann
8th Edition
9781118473986, 470904100, 1118473981, 978-0470904107
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