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Students, you are to complete the following exercises [i.e., numbers 1 and 2 which are located on page 122 -123 of Walker and Madden (2020)]. This Assignment is worth up to 100 points. You are to upload the question and answers as a Word attachment/document.
a. To discuss the number of modes
b. To determine the skew and kurtosis, and discuss whether the distribution is positively skewed or negatively skewed and whether it is leptokurtic, mesokurtic, or platykurtic.
c. To determine the kurtosis, and discuss whether the distribution is leptokurtic, mesokurtic, or platykurtic.
Arrest: How many times have you been arrested?
Value Frequency Percent Valid Percent Cumulative Percent
0 243 70.8 86.2 86.2
1 23 6.7 8.2 94.3
2 10 2.9 3.5 97.9
3 3 0.9 1.1 98.9
5 2 0.6 0.7 99.6
25 1 0.3 0.4 100.0
Missing 61 17.8
Total 343 100.0 100.0
N Valid 282
Missing 61
Mean 0.30
Std. error of mean 0.093
Median 0
Mode 0
Std. deviation 1.567
Variance 2.455
Skewness 12.692
Std. error of skewness 0.145
Kurtosis 187.898
Std. error of kurtosis 0.289
Range 24
2. Use the frequency table from Exercise 1 to calculate the area under the normal curve between the mean and 3.37. What is the relevance of this value?
