Find the percent of a standard normal model found in the given region

If the given is .97 the best way to explain this would be cross out the impossibles. You must notice that the variable is defined as z greater than +0.97. This would mean it has to be less than 0.5 (because it is completely excluding a half of your normal distribution which is defined by z). Therefore, b., c., d., and e. are simply not possible. leaving a as the only