PLEAS HELP!! Lydia worked the following hours last Tuesday and Wednesday. Tuesday: 7 AM to 11:30 AM, and 12 PM to 3:45 PM
Wednesday: 7 AM to 11:45 AM and 12:30 PM to 4 PM
If Lydia is paid $18 an hour, how much did she make in total for Tuesday and Wednesday?

The fraction of defective integrated circuits produced in a photolithography process is being studied. a random sample of 300 circuits is tested, revealing 17 defectives. (a) calculate a 95% two-sided confidence interval on the fraction of defective circuits produced by this particular tool. round the answers to 4 decimal places. less-than-or-equal-to p less-than-or-equal-to (b) calculate a 95% upper confidence bound on the fraction of defective circuits. round the answer to 4 decimal places. p less-than-or-equal-to

The amount spent on food and drink by 20 customers is shown below what is the modal amount spent and the median? 40 25 8 36 18 15 24 27 43 9 12 19 22 34 31 20 26 19 17 28

Mr. walker is looking at the fundraiser totals for the last five years , how does the mean of the totals compare to the median?