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Sophia Statistics Unit 2 Milestone 2,.
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Which of the following statements about a normal distribution is true? A large portion of the data is skewed to the right. A large portion of the data is located near the tails. The normal distribution is an example of a bimodal distribution. The normal distribution is single-peaked and symmetric. 2 The manager went over the sales of mobile phones at the store and found that the mean sale was 45, with a standard deviation of 4. On a particular day, 52 mobile phones were sold. What is the z-score of the sale of mobile phones on that day? 1.75 -1.75 28 -28 3 The dotplot below shows the number of text messages received by a group of students in a day
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