-0.182 2.878 5.939 9 12.061 15.122 18.182 The Normal Distribution Activity For Data Set 1 Mean = Variance = Standard Deviation 1. Sketch the first bell curve by showing the mean and standard deviation. 2. What is the data value (raw score) associated with a standard score of 1.1? Determine the percentage less than this score. Draw the curve and show your complete solution. 3. What is the data value (raw score) associated with a standard score of -0.09? Determine the percentage greater than this score. Draw the curve and show your complete solution. 4. What is the range (_x_) of the data values that would allow 55% of the data to fall within the mean observing symmetry? Draw the curve and show your complete solution. 5. What is the variance of this data set? 6. Are there any outliers with this data set? (Outliers refer to data points that lie beyond 3 standard deviation from the mean). Data Set 1 Student Shoe Size (in inches) 123456789 5.5 inches 7.5 inches 6 inches 6 inches 11 inches 5.5 inches 9.5 inches 7 inches 8 inches 10 8.5 inches 11 8 inches 12 7 inches 13 9 inches 14 9.75 inches 15 8.5 inches 16 8 inches 17 7 inches 18 7 inches 19 9 inches 20 7 inches