The systolic blood pressures of 12 smokers and 12 non-smokers are as follows (in standard units):
Smokers:
122, 146, 120, 114, 124, 126, 118, 128, 130, 134, 116, 130
Non-smokers:
114, 134, 114, 116, 138, 110, 112, 116, 132, 126, 108, 116
a) Compare the skewness of the two sets of data by using location relationship (you have to sketch the location of mean, mode and median in the distribution).
* can u show me how to do question ( A ) ? *
thank you