Sosena

This page lists questions and answers that were posted by visitors named Sosena.

Questions

The following questions were asked by visitors named Sosena.

Answers

The following answers were posted by visitors named Sosena.

78% of U.S. homes have a telephone answering device. In a random sample of 268 homes, what is the probability that fewer than 53 do not have a telephone anwering device?
8 years ago