On Monday when you asked your friend if you should dump the person you're dating, she said yes. Now on Wednesday, she says no. Since you asked her twice and got two different answers, in terms of validity and reliability, her advice is not ___.

Which of the following statements about imprisonment rates in the united states is true? the united states imprisons people at a higher rate than russia, mexico, or canada. the united states imprisons people at a lower rate than russia or south africa, but higher than israel. the united states imprisons people at a lower rate than russia, mexico, or canada. russia, south africa, and mexico each imprison more people than the united states.