Refer to the accompanying data display that results from a sample of airport data speeds in Mbps. Complete parts (a) through (c) below.
LOADING... Click the icon to view a t distribution table.
TInterval
(13.046,22.15)
x overbarequals17.598
Sxequals16.01712719
nequals50
a. What is the number of degrees of freedom that should be used for finding the critical value t Subscript alpha divided by 2?
df=

2-digit numbers less than 91 which are 1 less than a multiple of 10

Tom wants to order tickets online so that he and three of his friends can go to a water park the cost of the tickets is 16.00 per person there is also a 2.50 one-time service fee for ordering tickets online write an expression in term of n that represents the cost for n ordering tickets online

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.