Month: May 2024

Question Answer c) t test for a single sample B B) t test for independent means

Question Answer narrower when the sample proportion is 0.50 than when the sample proportion is 0.20. C) narrower for 99% confidence than for 95% confidence

Question Answer Height = 80 – 60 = 20ft Base = 100 ft Min. length = sqrt( H^2 + B^2 ) = sqrt( 20^2 + 100^2 ) = sqrt( 10400…

Question Answer

Question Question: Anwar owns a rental home and is involved in maintaining it and approving renters. During the year he has a net loss of $17,300 from renting the home.…

Question Use spherical coordinates to evaluate xe(x2+y2+z2)2 dV , where E is the solid that lies between the spheres x2 + y2 + z2 = 4 and x2 + y2…

Question Answer as married P(M) =0.75 ; college graduates P(CG) =0.42 and P(M|CG) =0.5 and as P(M|CG) =P(MCG)/P(CG) =0.5 hence P(MCG) =0.5*0.42 =0.21 hence P(MUCG) =0.75+0.42-0.21 =0.96 a) probability that…

Question Answer Let X be the random variable denoting a commuter will get stopped on a working day. P(X) = 0.18 a) Hence the probability that he gets stopped every…

Question The soccer team’s shirts have arrived in a big box, and people just start grabbing them, looking for the right size. The box contains 3 medium, 9 large, and…