g Using the previous part, find confidence intervals for α with asymptotic level 90% using both the "solving" and the "plug-in" methods. Use n=25 , and X¯¯¯¯n=4.5 . (Enter your answers accurate to 2 decimal places. Use the Gaussian estimate q0.05≈1.6448 for best results.)

Last year, laura had $30,000 to invest. she invested some of it in an account that paid 7% simple interest per year, and she invested the rest in an account that paid 8% simple interest per year. after one year, she received a total of $2230 in interest. how much did she invest in each account?