contestada

An opinion poll asks a random sample of adults whether they favor banning ownership of handguns by private citizens. A commentator believes that more than half of all adults favor such a ban. The null and alternative hypotheses you would use to test this claim are (a)
H0:p^=0.5;Ha:p^>0.5
(b)
H0:p=0.5;Ha:p>0.5
(c)
H0:p=0.5;Ha:p<0.5
(d)
H0:p=0.5;Ha:p≠0.5
(e)
H0:p>0.5;Ha:p=0.5