Listed below are the amounts of net worth (in millions of dollars) of the ten wealthiest celebrities in a country. construct a 95% confidence interval. what does the result tell us about the population of all celebrities? 247212176170165153153153151148 what is the confidence interval estimate of the population mean mu?

45% of the trees in a park are apple trees. there are 27 apple trees in the park. how many trees are in the park in all?

Tom is the deli manager at a grocery store. he needs to schedule employee to staff the deli department for no more that 260 person-hours per week. tom has one part-time employee who works 20 person-hours per week. each full-time employee works 40 person-hours per week. write and inequality to determine n, the number of full-time employees tom may schedule, so that his employees work on more than 260 person-hours per week. graph the solution set to this inequality.

Suppose you are choosing a 6-digit personal access code. this code is made up of 4 digits chosen from 1 to 9, followed by 2 letters chosen from a to z. any of these digits or letters can be repeated. find the total number of personal access codes that can be formed. 492,804 341,172 39,917,124 4,435,236