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Mathematics, 02.08.2019 06:00 queenskmk9330

Time spent usingâ e-mail per session is normallyâ distributed, with mu equals 10î¼=10 minutes and sigma equals 3ï=3 minutes. assume that the time spent per session is normally distributed. complete partsâ (a) throughâ (d). a. if you select a random sample of 5050 âsessions, what is the probability that the sample mean is between 9.89.8 and 10.210.2 âminutes?

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