... x,t,a,q,pi,p,b1,b2,b3,b4,b5 PARAMETER (p=.2316419d+00, b1=.3198 153 0d+00, 84 ∞ √ 2r + + b2 =-. 356 563782d+00, b3=1.781477937d+00, b4 =-1 .821 255 978d+00, b5=1.330274429d+00) Cpi=4.*atan(1.) C-INPUT PRINT*, ’Enter -x-’ READ*, ... 1 .59 × 10 1 .58 7 × 10−1 −2 1 .5 6.68 × 10 6.6 85 × 10−2 2.28 × 10−2 2.276 × 10−2 −3 2 .5 6.21 × 10 6.214 × 10−3 −3 1. 35 × 10 1. 351 × 10−3 3 .5 2.33 × 10−4 2.328 × 10−4 5 3.17 × 10 3.171 × 10 5 4 .5 ... ’Enter -x-’ READ*, x Ct=1./(1.+p*x) a=b1*t + b2*t**2 + b3*t**3 + b4*t**4 + b5*t* *5 q=(exp(-x**2./2.)/sqrt(2.*pi))*a C-OUTPUT PRINT*, q CSTOP END The results of this approximation along with the...