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Education Introduction to statistics 3

1.Introduction to statistics-3 Measures of variability or spread2. Summary Last Class• Measures of central Tendency– Mean– Median– Mode 3. Mode• The mode can be…

Education Answers section a1-a12

1. JWCL303_ans_A1-A12.qxd4/20/10 10:10 AM Page AN1 ANSWERS TO SELECTED ODD-NUMBERED EXERCISES AND SELF-REVIEW TESTS(N ote: Due to differences in rounding, the answers obtained…