MBALN 603
Assignment 1
3rd of Jan 2016
1) Mean =
Median =
4870 / 14 =
347.85
14 Observations after sort asc
340 + 340 / 2 = 340
Mode = The most repeated 340
First Quartile (25%)
I = (P/100)n
(25/100)14 = 3.5 = 4 position
after sorting asc = 290
Third Quar
MBALN 603
Assignment 2
TOPIC: RATING OF THE U.S. COUNTRY RISK, PERSPECTIVES OF
FOREIGN AND U.S. BASED Multinational Companies (MNCS)
24 of Jan 2016
Page 1
Table of Contents:
Abstract and Introduction .3
Theoretical background .3
Research methods .6
Resear
Yiannis Kiouvrekis
[email protected]
Problem 5
Twenty-five percent of the employees of a large company are minorities. A
random sample of 7 employees is selected.
a. What is the probability that the sample contains exactly 4 minorities?
b. What is t
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EFFECTIVE DECISION-MAKING STRATEGY IN
BUSINESS
Ahmed Abdel Rahman
I.
INTRODUCTION
"When you see a successful person, you do not see what happened behind the scenes. All
of them have made mistakes on their way up, but they move on. They have struggled thro
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RESPONSES TO ASSIGNMENT
1
PROBLEM 1 (25 PTS)
-The cost of 14 models of digitals cameras at a camera specialty store during 2014 was as
follows:
340 450 450 280 220 340 290 370 400 310 340 430 270 380
1. Compute mean, median, mode, first and third quartile
Signposts results from the work of an international panel of experts
convened jointly by the Council of Europe and the European Wergeland
Centre, and is written on the groups behalf by Professor Robert
Jackson.
PREMS 97514 ENG
Signposts goes much further
Overview of Topic 2
Probability and Probability distributions
Then there is the man who drowned crossing a stream with an average depth of six inches.
~W.I.E. Gates
Learning objectives
1. Describe what probability is and differentiate among three methods
CHAPTER TWO
DESCRIPTIVE STATISTICS: TABULAR AND GRAPHICAL PRESENTATIONS
PROBLEMS
1.
Thirty students in the School of Business were asked what their majors were. The
following represents their responses (M = Management; A = Accounting;
E = Economics; O = O
Part 1
Exercise 1. (5 points) For the following data set
to calculate the sample mean by adding all data set and divide by total of number
of data set X.
=(Xi)/n
= 102+103+104+107+108 +108+109+110+111+112 +112 +113 +114 +114
+114+115+115 +115+117+121+121
PROBLEM 1
Data set arranged in ascending order:
220
270
280
290
310
340
340
340
370
380
400
430
450
450
1. The mean is the average of all data values: 4870/14 = 347.86
The median is the muddle value when arranged in ascending order: (340+340)/2 = 340
The
CHAPTER SEVEN
SAMPLING AND SAMPLING DISTRIBUTIONS
PROBLEMS
1.
A population of 1,000 students spends an average of $10.50 a day on dinner. The
standard deviation of the expenditure is $3. A simple random sample of 64
students is taken.
a. What are the expe
Yiannis Kiouvrekis
[email protected]
Problem 6
Assume you have applied for two scholarships, a Merit scholarship (M) and an
Athletic scholarship (A)
The probability that you receive an Athletic scholarship is 0.18.
The probability of receiving both