The Basic Practice of Statistics 7th Edition

Published by W. H. Freeman
ISBN 10: 1-46414-253-X
ISBN 13: 978-1-46414-253-6

Chapter 2 - Describing Distributions with Numbers - Chapter 2 Exercises - Page 70: 2.45


The mean return was 12.19%, and the median return was 16.06%. This means that the distribution of returns is roughly symmetric.

Work Step by Step

$((-37.23)+(-27.87)+(-20.86)+(-18.78)+(-10.97)+(-10.89)+(-6.03)+(-3.98)+(-2.97)+0.06+0.98+1.75+3.27+5.62+6.38+8.54+9.02+10.67+12.48+15.61+15.77+16.06+16.19+17.16+17.34+17.59+20.43+21.56+22.71+24.23+24.31+24.4+26.77+28.3+28.53+31.46+31.48+31.64+33.07+33.21+33.58+36.41+37.38)/43$ $524.38/43 = 12.1948$
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