Answer
mean $ 32.16$
variance $ 1.07$
standard deviation $ 1.03$
Work Step by Step
mean $\mu=\sum X_ip_i=32.16$
variance $\sigma^2=\sum(X_i-\mu)^2p_i=1.07$
standard deviation $\sigma=\sqrt {\sigma^2}=1.03$
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