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.

Answer rating: 100% (QA)

The p0 20 n 500 p 88500 76 Now Z p p0 sqrt p0pon 176 20sqrt2080500 134 pva... View the full answer