Please show all work neatly. Thanks in advance! 1) The following stem and leaf p

Question

Please show all work neatly. Thanks in advance!

1) The following stem and leaf plot displays the number of home runs allowed per nine innings for all pitchers in 1999 who pitched at least 100 innings Stem (1-01 HR9IP) Lea (1-001 HR Stem (-R Lea0OIP 3 7 5 0278 6 0355667799 7 003345999 8 001336888999 9 02333445567788899 10 00001334455567799 11 11223344555569 12 0122233444466789 13 0023667888 14 001234777899 15 0111334569 16 023378 17 4 18 357 19 2234 20 21 22 0 a) How many data values are in this data set? b) List the data values with a stem of 8. c) Construct a relative frequency histogram for the data using a class width of 0.20. d) Construct a boxplot for the data. Be sure to scale appropriately. e) Does it appear that this data is roughly symmetric, skewed to the left, or skewed to the right? Justify your reasoning

Explanation / Answer

a. 10+8+8+8+7+7+7+7+7+6+5+5+4+4+3+3+2+10+12+10+6+1+3+4+1 =148

there re 148 observations in the data.

b. the values with stem 8 are :

80 80 81 83 83 86 88 88 88 89 89 89

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