A gas station is running a promotion where they offer to check your oil while you
fill up with gas. If your car is low on oil, they will add a quart for free. Suppose
that the probability that a car will need to have a quart of oil added is 30%. If 10
car
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Test 3 spring 2015
BUSSZO (Midterm 3} Spring 2015
Please turn ln your answer sheet and your exam. Your exam will be returned to you after it is graded.
Student Name: _
l. I understand that I am allowed the following items toassist nu: in taking this exa
Homework 4
1. The fuel economy of a 2011 Lexus RX 350 using premium fuel is normally
distributed with a known population standard deviation of 1.25 mpg. If a
random sample of 30 tanks of gas yields a mean of 21.0 mpg, find a 95%
confidence interval for th
Homework 2
1. (Reference Ch 7, Problem 5, p. 208) You and your friend decide to get your cars
inspected. You are informed that 70% of cars pass inspection. If the event of your cars
passing is independent of your friends car:
i. What is the probability th
Homework 1
Due Wednesday, January 22 at midnight. Please submit answers via the answer sheet that is
provided on Moodle.
Refer to this snippet of the cereal data that we discussed in class to answer Questions 1 6.
Cereal Name
Manufacturer
100%_Bran
100%_N
Chapter 4: Analysis of Financial Statements
I.
Liquidity Ratios
Use 2002 statements for Allied Food Products for all ratio examples.
A. Current Ratio = CA / CL = 1,000 / 310 = 3.2 times
B. Quick Ratio = CA Inv. / CL = 1,000 615 / 310 = 1.2 times
II.
Asset
Name _ ID #_
BUS/ST 350
EXAM 1
INSTRUCTIONS:
Write your name and student ID number above.
Supply the following information on SIDE ONE of the scantron sheet:
o Enter your name (last name first no nicknames) in the "name" section.
Fill in the bubbles bel
BUS 350
Business Statistics
Spring 2014
Instructor: Tonya Etchison Balan, Ph.D.
E-mail: tonya_balan@ncsu.edu
Office: 2307 Nelson Hall
Office Hours: 8:30am 10:30am Wednesday or by appointment
Meeting Place and Time: 3400 Nelson Hall, Tu/Th 11:45am 1:00pm
C
Homework 1 (Solutions Correct Answers Highlighted in Yellow)
Due Friday, Sept. 6th at midnight. Please submit answers via the answer sheet
provided on Moodle.
Refer to Chapter 5, Problem 2 (p. 122). Based on the data presented in that problem, answer
the
Homework 4
Due Tuesday, November 12 at Midnight
(Based on Ch 13, #5, p. 389) A consulting firm had predicted that 35% of the employees at a
large firm would take advantage of a new company Credit Union, but management is skeptical.
They doubt the rate is
Final Exam Review Problems
1. The American Hospital Association publishes information about US
hospitals. The following contingency table provides a summary of the
number of US hospitals by type of facility and number of beds.
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