A survey of 519 adults aged 18-24 year olds was conducted in which they were asked what they did last Friday night. It found: 180 watched TV 164 hung out with friends 189 ate pizza 47 watched TV and ate pizza, but did not hang out with friends 30 watched TV and hung out with friends, but did not eat pizza 39 hung out with friends and

A survey of 519 adults aged 18-24 year olds was conducted in which they were asked what they did last Friday night. It found: 180 watched TV 164 hung out with friends 189 ate pizza 47 watched TV and ate pizza, but did not hang out with friends 30 watched TV and hung out with friends, but did not eat pizza 39 hung out with friends and

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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A survey of 523 adults aged 18-24 year olds was conducted in which they were asked what they did last Friday night. It found: 160 watched TV 178 hung out with friends 190 ate pizza 25 watched TV and ate pizza, but did not hang out with friends 40 watched TV and hung out with friends, but did not eat pizza 42 hung out with friends and ate pizza, but did not watch TV 26 watched TV, hung out with friends, and ate pizza How may 18-24 year olds did not do any of these three activities last Friday night?
A consumer survey was conducted to examine patterns in ownership of tablet computers, cellular telephones, and Blu-ray players. The following data were obtained: 311 people had tablet computers, 236 had cell phones, 265 had Blu-ray players, 65 had all three, 62 had none, 92 had cell phones and Blu-ray players, 57 had cell phones but no computers or Blu-ray players, and 108 had computers and Blu-ray players but no cell phones. (Round your answers to one decimal place.) A) What percent of people surveyed owned a cell phone? B) What percent of the people surveyed owned only a cell phone?
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Your group is expected to interview at least 40 random persons about their preference for shopping online and whether they would be interested in such services. Record the following for each respondent: Age Gender Whether they go shopping at the supermarket/pharmacy. How many times they shop at the supermarket/pharmacy per month. Would they be interested in purchasing items from the supermarket/pharmacy online or through a mobile application? Would they be willing to pay a subscription fee to utilize this service? If yes what is the maximum fee that they would be willing to pay. The amount of money they are willing to pay to have the goods delivered to them. In the absence of a subscription fee or delivery fee, would they be willing to pay a marginally higher price for the good purchased online? If yes, what percentage would be reasonable [group in the following way: less than 1% higher, 1% - 5% higher, over 5% higher] Respondent Q1 Q2 Q3 Q4 Q5 Q6 Q7 Q8 1 28 F YES 3 NO NO $5…