Mathematics, 24.02.2020 23:30 joselaboyNC16
BusinessText message users receive or send an average of 62.7 text messages per day. How many text messages does a text message user receive or send per hour? (2 pts) What is the probability that a text message user receives or sends three messages per hour? (3 pts) What is the probability that a text message user receives or sends more than three messages per hour? (3 pts)
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According to a study conducted in 2015, 18% of shoppers said that they prefer to buy generic instead of name-brand products. suppose that in a recent sample of 1500 shoppers, 315 stated that they prefer to buy generic instead of name-brand products. at a 5% significance level, can you conclude that the proportion of all shoppers who currently prefer to buy generic instead of name-brand products is higher than .18? use both the p-value and the critical-value approaches.
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Solve for x in the diagram shown. a) 2.7 b) 2.9 c) 3.0 d) 3.1 e) 3.2
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BusinessText message users receive or send an average of 62.7 text messages per day. How many text m...
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