Part 3 of 4 (c) What is the probability that exactly seven of them used their phones for guidance on purchasing decisio The probability that exactly seven of them used their phones for guidance on...

Extracted text: Part 3 of 4 (c) What is the probability that exactly seven of them used their phones for guidance on purchasing decisio The probability that exactly seven of them used their phones for guidance on purchasing decisions is Part 4 of 4 (d) Would it be unusual if more than 13 of them used their phones for guidance on purchasing decisions? It (Choose one) be unusual if more than 13 of them used their phones for guidance on purchasing decisions since the probability is


Extracted text: What should I buy? A study conducted by a research group in a recent year reported that 56% of cell phone owners used their phones inside a store for guidance on purchasing decisions. A sample of 16 cell phone owners is studied. Round the answers to at least four decimal places. Part 1 of 4 (a) What is the probability that five or more of them used their phones for guidance on purchasing decisions? The probability that five or more of them used their phones for guidance on purchasing decisions is Part 2 of 4 (b) What is the probability that fewer than eight of them used their phones for guidance on purchasing decisions? The probability that fewer than eight of them used their phones for guidance on purchasing decisions is Part 3 of 4 (c) What is the probability that exactly seven of them used their phones for guidance on purchasing decisions? The probability that exactly seven of them used their phones for guidance on purchasing decisions is