A auto manufacturer claims that one of its car brands has mean MPG (miles per gallon) rating of 40 on the highway. Identify the confidence for this claim. 0 Fail to reject the claim that mean is 40 MPG when it is actually not 40 MPG. O Fail to reject the claim that mean is 40 MPG when it is actually 40 MPG. O Reject the claim that mean is 40 MPG when it is actually 40 MPG. O Reject the claim that mean is 40 MPG when it is actually not 40 MPG