The quarterly returns for a group of 61 mutual funds with a mean of 3.5% and a standard deviation of 5.1% can be modeled by a Normal model. Based on the model N(0.035,0.051), what are the cutoff values for the

a) highest 30% of thesefunds?

b) lowest 40%?

c) middle 80%?

d) highest 60%?

Please answer all parts of the questions, thanks!