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

Tests of Normality

Tests of Normality
	Kolmogorov-Smirnova	Shapiro-Wilk
Statistic	df	Sig.	Statistic	df	Sig.
First_Arrest_Age	.138	15	.200*	.923	15	.211
*. This is a lower bound of the true significance.
a. Lilliefors Significance Correction

Question: 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?