Statistics
First_Arrest_Age
N	Valid	15
Missing	1
Mean	27.87
Median	27.00
Mode	12a
Std. Deviation	13.038
Skewness	.990
Std. Error of Skewness	.580
Kurtosis	.746
Std. Error of Kurtosis	1.121
Range	47
a. Multiple modes exist. The smallest value is shown

Compare the original skewness statistic and Shapiro-Wilk statistic with those of the smaller dataset (n = 15) for the variable Age at First Arrest. How did the statistics change, and how would you explain these differences?