WA4 - Robert E Goode Thomas Edison State College...

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Robert E Goode Thomas Edison State College STA-201-OL010 Mentor: Steve Stutz Date: 10/01/11 Writing Assignment #4 Exercise 6.1 (6.4,6.6,6.14,6.20) 6.4 The one with mean one and a standard deviation of 2 because the standard deviations are further from the mean creating a wider spread. 6.6 a. False, the shape will be different due to the difference in standard deviations. b. True, the two normal distribution is centered at the same place due to the fact that the means are the same. 6.14 a. P<61 = (.0009+.0018+.0080+.0227) =.0334*3264 = 109.01 = 109 b. <61 = 3+6+26+74 = 109 females C. Results are the same 6.20 a.
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b. The frequency histogram is not normally distributed as birth rates are greater towards the right of the mean as opposed to the left of the mean Exercise 6.2 (6.28,6.30,6.36,6.40,6.42,6.44,6.46,6.52,6.54,6.58) 6.28 The standard normal curve is associated with the standard normal distribution, which has a mean of 0 and a standard deviation of 1. 6.30
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WA4 - Robert E Goode Thomas Edison State College...

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