CHAPTER 3 ACCRUAL ACCOUNTING AND INCOME
I.
Cash basis of accounting vs. accrual basis of accounting
A. Cash basis revenue is recorded when received in cash and expenses recorded when cash is paid;
who can use this method of accounting? Service business; b
Solutions to Practice Exam 1
QBA 2302
Part 1. Multiple Choice
1.
2.
3.
4.
5.
6.
7.
8.
9.
D
C
B
A
C
C
A
D
B
Part 2. Problems
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
15.
16.
17.
18.
19.
20.
21.
22.
45
Skewed lef
Median 9.1
10.5
7.4-10.5 = 3.1
(45+1)/
QBA2302Exam2Formulas
ProbabilityRules
(1)
Pr(A or B) = Pr(A) + Pr(B) - Pr(A and B)
(2)
Pr(A) + Pr(A ) = 1 (where A is the complement of A)
(3)
If two events, A and B, are independent, then Pr(A and B) = Pr(A) Pr(B)
The expected value of a discrete random
QBA 2302 Assignment #10
Hypothesis Testing 1-Sample Mean
I.
(a)
A candy manufacturer uses a quality control technique based on periodic sampling to monitor the
number of pieces of candy placed in each bag. If the bagging machine is working correctly, each
QBA 2302 Sample Exam 1
Part 1 Multiple Choice
The mean (average) number of credit hours
earned in the fall semester by all Baylor students
is to be estimated by determining the mean
number of credit hours earned by a simple
random sample of 100 students.
Formula Sheet for QBA 2302 Final
z
Level of Confidence (2sided C. I.)
90%
95%
95%
98%
99%
Z Factor
1.645
1.96
2
2.33
2.575
Test Statistics:
x
=
x
z=
n
x
t= s
n
p
z
(1 )
n
Estimation for the Population Mean, , of a Quantitative Variable
n
( xi x )
QBA 2302 Answers to Final Exam Review
I. Statistical procedures
1. C
2. G
3. B
4. A
5. L
6. K
7. H
8. E
9. F
10. M
II. Concepts
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
15.
16.
17.
18.
19.
20.
21.
22.
23.
24.
25.
dependent
would not
positive
three
c
Answers to Assignment
2b
1
90,030.46
Mean
2
85,721.00
Median
3
The median since the prices are skewed
right.
4
Location B
5
Location F
6
A & B; C & D; E & F
7
Yes; 100% - 96.8% = 3.2%
8
No
9
No two prices were the same - there is no mode.
10
Mean or avera
Zach Melgares
QBA 2302
Dr. Young
1/15/17
Homework 1
1.1.
Variable- any characteristic of an element. Quantitative Variable have numerical values.
Qualitative Variables do not have numerical values, these are separated by different
categories.
1.2. A. Quan
Zach Melgares
QBA 2302
1/13/17
QBA 2302 Quiz 1 Spring 2017
Use the following to correctly answer questions 1 7: A 2016 survey of 1,208 registered voters by a
Gallop Poll found that President Obamas job performance was viewed favorably by 55% of those poll
#utf-8#Warning
#C#7This data table had been saved in a more recent
format.#BIt is not compatible with the format known to this version of
JMP.#Please do not save this table#ASaving
this table with this version of JMP will destroy the data.#
#a#utf-8#OA#7#
#utf-8#Warning
#C#7This data table had been saved in a more recent
format.#BIt is not compatible with the format known to this version of
JMP.#Please do not save this table#ASaving
this table with this version of JMP will destroy the
data.#a#utf-8#hA#7#Ma
Chi-Squared Tests JMP Instructions
Whitney Burrow
Updated: February 16, 2017
Goodness of Fit Test
1. Create a column containing the categories of interest. This column must be have data
type Character. To verify that it does have the correct type, right c
Chapter 13 Simple Linear Regression
Whitney Burrow
Contents
1 Introduction
1
2 The Simple Linear Regression Model and Least Squares Point Estimates
2.1 The Simple Linear Regression Model . . . . . . . . . . . . . . . . . . . . . .
2.2 The Least Squares Po
Project 2
Chi-Squared Tests
QBA 2305 - Spring 2017
Due: February 23, 2017
Instructions: Answer the following questions using your knowledge of Chi-Squared Tests.
Perform all 8 steps of hypothesis testing and include step 9 as needed.
1. Last rating period
Chapter 12 Chi-Squared Tests
Whitney Burrow
Contents
1 Introduction
1
2 Chi-Square Goodness-of-Fit Tests
1
3 A Chi-Square Test for Independence
5
1
Introduction
Introduction
In this chapter, we present two useful hypothesis tests based on the chi-square
Project 3
Simple Linear Regression
QBA 2305 - Spring 2017
Due: March 16, 2017
Instructions: For each of the following datasets, answer the following questions using
your knowledge of Simple Linear Regression. If at any point the model does not appear to
a
Ch.3 Review
Index Numbers
1. An index number is a percent that measures the change in price, quantity, value, or some other item of interest from one
time period to another.
2. Index numbers are in percentages.
3. The base must be specified for each index
Ch. 7 Review
1. Why do we use ANOVA rather than simple hypothesis tests between more than two means?
If I dont use ANOVA to compare more than two means, the EFFECTIVE ERROR RATE (risk of a type 1
error) increases exponentially with the more means miscompa
Exam II Review
Simple Linear Regression- analysis of the equational relationship between X and Y.
Slope, 1, has a t distribution which standardizes its value to see if it is significantly different from 0. When the p-value
of the slope is greater than the
Religion 1350 Exam 2 all notes
Time Period
o From 300-1500
o During this time period Christianity calmed down not as crazy as the start
Major story lines
o The growth of Christianity and its accommodation and even unity with the
political structures of th
QBA Test 2 Review
Chapter 5
Discrete Random Variable
o 2 Criteria for x to be a discrete random variable
1. All probabilities must be between 0 and 1
2. The sum of the probabilities must add up to 1
o Probability distribution
Comes in the form of table,
QBA Exam Review
40 questions/ 10 True False, 2- 3 Questions Fill in the Blank, Rest is Multiple Choice
25% of test, problems of just what is on todays quiz, a lot of multiple choice though
CH 8
Char about t distribution
o Mean equal to 0, standard deviati
Econ Test 3
Competitive Market
o Many Buyers, many sellers
o All the firms sell an identical product
o Free entry/exit
o Price Takers: (Firms are price taker, have no say on price)
The Market price as given, decide how much to sell
o Price = Marginal Rev