Lecture 3 - pollution and cancer.sav [DataSet 1] - IBM SPSS Statistics Data Editor File Edit View Data Transform Analyze Graphs Utilities Extensions Window Help Q Search application id region sex age factory pollution crate cancer var var var 1 001 2 002 3 003 356 1 3 5.00 2.23 4.42 0 1 5 3.00 1.64 2.17 0 0 4 1.00 6.49 9.51 0 4 004 -1 1 5 2.00 2.78 6.44 0 5 005 2 0 16 3.00 2.11 5.83 0 6 006 3 0 7 10.00 4.23 15.52 1 7 007 3 0 -1 7.00 5.34 8.36 0 8 008 4 1 16 2.00 1.31 2.17 0 9 009 2 1 5 5.00 3.97 13.17 1 10 010 5 0 4 3.00 2.13 6.96 0 11 12 13 14 15 16 17 18 19 20 21 23 24 2222222 25 26 27 28 Data View Variable View IBM SPSS Stati Lecture 3 - pollution and cancer.sav [DataSet1] - IBM SPSS Statistics Data Editor File Edit View Data Transform Analyze Graphs Utilities Extensions Window Help Q Search application Name 1 id 2 region Type String Width Decimals Label 6 0 Individual ID number Numeric 6 0 Region of the country 3 sex Numeric 6 0 Sex 4 age Numeric 6 0 Age (categorical) 5 factory Numeric 6 2 6 pollution Numeric 6 2 7 crate Numeric 6 2 Number of factories within 100 km radius Air pollution concentration - number of pollutant particles per million Cancer rate in region - # of newly diagnosed cases per year per 1000 population 8 cancer Numeric 6 0 Does respondent have cancer? 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 Data View Variable View Values None Missing Columns Align Measure Role None 6 Left Nominal Input {-1, Not rep...-1 13 Right Nominal Input {0, Male}... None 9 Right Nominal Input {-1, Not rep...-1 6 Right Ordinal Input None -1.00 11 Right Scale Input None -1.00 13 Right Scale Input None -1.00 14 Right Scale Input {0, No}... 99 15 Right Nominal Input Question 7: For the m health variable, what measure of central tendency should be used to describe the variable (e.g., mean, median, or mode)? Explain. (1 mark) Bonus: find the median in SPSS and copy/paste the syntax (+1 mark) Median = Syntax: