Chu Hai College of Higher Education ABA102 Business Statistics
In- class Exercise
Chapter 5: Sampling Distributions
Solve the problem.
1) Consider the population described by the probability distribution below.
x
p(x)
2
.2
5
.5
1)
7
.3
The random variable
Chu Hai College of Higher Education ABA102 Business Statistics
In- class Exercise
Simple
Chapter 11: Simple Linear Regression
(Situation P) Each year U.S. News & World Report conducts its "Survey of America's Best Graduate and Professional
Schools." The t
Chu Hai College of Higher Education ABA102 Business Statistics
In- class Exercise
Chapter 4: Random Variables and Probability Distributions
Solve the problem.
1) Management at a home improvement store randomly selected 125 customers and observed their
sho
Chu Hai College of Higher Education ABA102 Business Statistics
In- class Exercise
Inferences
Chapter 6: Inferences Based on a Single Sample
Solve the problem.
1) How much money does the average professional football fan spend on food at a single
football
Chu Hai College of Higher Education ABA102 Business Statistics
In- class Exercise
Chapter 7: Test of Hypotheses
1) A revenue department is under orders to reduce the time small business owners spend filling out
pension form ABC-5500. Previously the averag
Chu Hai College of Higher Education ABA102 Business Statistics
In- class Exercise
Chapter 9: Design of Experiments and Analysis of Variance
Solve the problem.
1) Use the appropriate table to find the following F value:
F0.01, v 1 = 5 , v 2 = 22
A) 3.94
B)
Fundamentals Level Skills Module
Financial Reporting
(United Kingdom)
Tuesday 11 December 2007
Time allowed
Reading and planning:
Writing:
15 minutes
3 hours
ALL FIVE questions are compulsor y and MUST be attempted.
Do NOT open this paper until instructed
Chu Hai College of Higher Education ABA102 Business Statistics
In- class Exercise
Chapter 3: Probability
Solve the problem.
1) A package of self- sticking notepads contains 6 yellow, 6 blue, 6 green, and 6 pink
notepads. An experiment consists of randomly
Chu Hai College of Higher Education ABA102 Business Statistics
In- class Exercise
Chapter 2: Methods for Describing Sets of Data
Solve the problem.
1) The data show the total number of medals (gold, silver, and bronze) won by each country
winning at least
Hypothesis Test Example for Population Mean () Exercise 8.19 on page 341 in Statistics, 5th Edition by James T. McClave and Frank H. Dietrich, II: "The University of Minnesota uses thousands of fluorescent light bulb each year. The brand of bulb it curren
Significance Testing Practice Answers
First, decide which test of significance is appropriate for each problem. Then go back and answer
each question.
1. In order to test the breaking ability of two types of cars, a simple random of 64 cars of
each type w
Property, plant and equipment
Typical coverage of US GAAP
Definition
Acquisition of PP&E:
General
Self-constructed assets
Interest costs during construction
Initial cost of natural resources
Valuation at acquisition:
Exchange of non-monetary assets
Lump-s
International Financial Reporting Standards
Reporting financial
performance
Joint World Bank and IFRS Foundation train
the trainers workshop hosted by the ECCB
30 April to 4 May 2012
The views expressed in this presentation are those of the
presenter, not
Statistics for Business and
Economics
Contents
Probabilistic Models
2.
Fitting the Model: The Least Squares
Approach
3.
Model Assumptions
4.
Chapter 11
Linear Regression
1.
Assessing the Utility of the Model:
Making Inferences about the Slope 1
Contents
5
Introductory Statistics
Hypothesis Testing Review( Critical Value Approach)
MULTIPLE CHOICE.
Determine the critical value(s) for a one -mean z-test.
1) A left-tailed test with = 0.02 .
A) 1.96
B) 2.054
1)
C) - 1.96
D) - 2.054
Solve the problem.
2) A reven
01
02
03
04
05
06
07
08
A cell phone can be one of the little things that can kill you and also one of the things that can keep you alive
on the road because it is good for emergency use. Another one is a seatbelt, which can kill you if it gets stuck
and