1) The conditions necessary to create confidence intervals are:
a) The sampling method is SRS.
b) The distribution is approximately normal.
c) The distribution is large enough.
All the above three criteria are met. Hence, the confidence interva
1) The distribution of the home-prices lies between $50,000 and $350,000. The distribution is right-skewed
(mean>mode; K3 = 0.8761599) and leptokurtic (K4 = 0.7598074). The distribution is like that of the income
distribution, meaning that ther
Cluster Analysis Example:
SAS program (in blue) and output (in black)
interleaved with comments (in red)
Title Cluster Analysis for Hypothetical Data;
input cid $ 1-2 income educ;
c1 5 5
c2 6 6
c3 15 14
c4 16 15
c5 25 20
c6 30 19