N SRS of 21 students at UH gave an average height of 5.5 feet and a standard deviation of .1 feet. Construct a 90% confidence interval for the mean height of students at UH. a) (5.462, 5.538) b) (4.250, 6.950) c) (5.328, 5.672) d) (5.492, 5.508) e) (4.000, 7.300) f) None of the abov

How many liters of peroxide should be added to 12 liters of an 8% peroxide solution so that the resulting solution contains 16% peroxide?   original added new amount of peroxide 0.96 liters x 0.96 + x amount of solution 12 liters x 12 + x 0.18 liter 1.14 liters 1.92 liters 2.10 liters