The following is a random sample of the March kilowatt usage of 10 households in Florida: 780, 820, 960, 750, 850, 1040, 620, 930, 2400, Boo. (a) Find a 97.86% confidence interval for the true median...

The following is a random sample of the March kilowatt usage of

10 households in Florida: 780, 820, 960, 750, 850, 1040, 620,

930, 2400, Boo.

(a) Find a 97.86% confidence interval for the true median household power consumption.

(b) Find a 89.06% confidence interval for this median.