=+. To complete the poll reported in Exercise 9, Pew Research surveyed respondents by telephone, drawing a
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=+. To complete the poll reported in Exercise 9, Pew Research surveyed respondents by telephone, drawing a random sample of landlines and another random sample of cell phones. For those numbers that were valid, they report the following:
Land Cell Total No Answer/Busy 552 42 594 Voicemail 3347 2843 6190 Contact 8399 8612 17,011 Total 12,298 11,497 23,795
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Business Statistics Plus Pearson Mylab Statistics With Pearson Etext
ISBN: 978-1292243726
3rd Edition
Authors: Norean R Sharpe ,Richard D De Veaux ,Paul Velleman
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