Does anybody know what 11/10 to the 2nd power is? (11/10 is an improper fraction if you are wondering)

There were 25 students who answered to a survey about sports. four-fifths of them like football. how many students like football?

Suppose that a disk drive has 5,000 cylinders, numbered 0 to 4,999. the drive is currently serving a request at cylinder 2,150, and the previous request was at cylinder 1,805. the queue of pending requests, in fifo order, is: 2069, 1212, 2296, 2800, 544, 1618, 356, 1523, 4965, 3681

Use the sample data and confidence level given below to complete parts a through d. a research institute poll asked respondents if they felt vulnerable to identity theft. in the poll, n=1090 and x=549 who said yes. use a 99% confidecne level. a. find the best point of estimate of the population of portion p. b. identify the value of the margin of error e. e= round to four decimal places as needed. c. construct the confidence interval._ < p < _ round to three decimal places. d. write a statement that correctly interprets the confidence interval.