Question 311278
Find the zscore for 74 and 82.
{{{z=(x-xa)/sigma}}}
{{{z(74)=(74-80)/4=-1.5}}}
{{{z(82)=(82-80)/4=0.5}}}
{{{P(74)=0.066807}}}
{{{P(82)=0.691462}}}
P(74 < x < 82)={{{P(82)-P(74)=0.624655}}}