Mathematics, 05.10.2021 01:00 akeemsimpson15p2034o

Statistics 12. The manager of a bank recorded the amount of time each customer spent waiting in line during peak business hours one Monday. The frequency table below summarizes the results. If we randomly select one of the customers represented in the table, what is the probability that the waiting time is at least 12 minutes or between 8 and 15 minutes? Round to three decimal places as needed. Number of Customers
9, 10, 12, 4, 4, 2, 2.
Waiting Time (minutes)
0-3, 4-7, 8-11, 12-15, 16-19, 20-23, 24-27.

Answers: 2

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 13:10, fanta47

Next, chad created this graph with ordered pairs that show the possible ratios of the number of damage to defense cards in his deck. what error chad make?

Answers: 1

continue

Mathematics, 21.06.2019 23:30, cranfordjacori

Ateam of runners is needed to run a 1 2 -mile relay race. if each runner must run 1 4 mile, how many runners will be needed?

Answers: 3

continue

Mathematics, 22.06.2019 00:30, janeou17xn

What is the sum of the geometric series in which a1 = 7, r = 3, and an = 1,701? hint: cap s sub n equals start fraction a sub one left parenthesis one minus r to the power of n end power right parenthesis over one minus r end fraction comma r ≠ 1, where a1 is the first term and r is the common ratio

Answers: 1

continue

Mathematics, 22.06.2019 03:00, shreyasvrangan

Darcy deposited $390 into a savings account. as long as the account balance remains at or above $150, she does not have to pay a service fee for the account. for how many months can she withdraw $40 a month without having to pay service fees? a) 3 b) 5 c) 6 d) 9

Answers: 1

continue

You know the right answer?

Statistics 12. The manager of a bank recorded the amount of time each customer spent waiting in line...