Problem 1
52
51
Number of Bridge
played each year
13 13! =
12
50
49
48
Answer = P(Perfect
11 Hand)
10
9
47
46
number (Perfect
8 Hand/year)
7
45
44
43
42
41
40
3.95424264391124E+021
6 number if year to wait
5
4
3
2
1
30,000,000,000
6227020800
0.00000000000
Word Count 300
Mr. Steve,
First, your firm needs to find new ways to stimulate growth for QSR. Second, eliminate the
inefficiencies which exist in your organization. And Third, empower smaller groups to perform problem
formulation and solutions to be pres
Case: 2010-0630-001A
The Un Amor Decision (A)
Spring of 2010 had arrived in Kansas City, bringing with it chirping baby birds and new buds on
the trees. But not everything in Kansas City was blooming. Ed Lang, President, General
Manager, and co-owne
What is Ed Langs challenge? What actions do you recommend? Why do you recommend these actions?
Word Count 300
Mr. Ed Lang,
USA domestic beer demand has been on a decline in recent years. Largely due to consumer taste and
partly due to economic downturn. B
How to Prepare Business Cases1
Motivation
We all learn by doing, especially when developing critical thinking, which is particularly
important when dealing with unstructured management problems. This doesnt mean,
however, that the only way to learn to bec
Relied upon 2006 Data
Word Count: 748
Since the financial crisis of 2008 the investing landscape has changed. Many financial advisory
firms merged with larger/broader financial services firms with goliath-like capacities to reach the
far corners of the ma
Course MGT5315 Critical Thinking
Reflection on Aperio Examen Fall 2016 PMBA42
Ankit Kumar
Word Count - 300
I have to say, I was skeptical about this process. Mainly because of the suggested data entry
timeframe, 5-7 pm has been hard for a father of three
Word Count 300
Mr. Coors,
The beer consumption in USA as a whole has been flat since 1980. This trend is expected to
last for another decade. Beer demand across the industry has remained flat since 1981 (around 185M
barrels per year). Building a 10M barre
Course MGT5315 Critical Thinking
Reflection on leading teams Fall 2016 PMBA42
Ankit Kumar
Word Count - 300
Leading a team requires an array of competencies which can make the difference between a
successful team vs a dysfunctional team. Few of the compete
INTRODUCTION TO R
WHAT IS R?
An open source programming language.
R is an interpreted computer language and a Software environment for statistical
computing and graphics.
Is an implementation of the S programming language combined with lexical
scoping sem
Create your own (Student Record) dataset and do the summary statistics
and graphs with interpretation. Use atleast 30 observations with five
variables.
Binomial Distribution :Problem :
A recent national study showed that approximately 55.8% of college students have used
Google as a source in at least one of their term papers. Let X equal the number of students in
a random sample of size n = 42 who have u
Z-Test
1. the mean life time of a sample of 500 fluorescent light bulbs produced by a company is
found to be 1, 670 hours with a standard deviation of 150 hours. Test the hypothesis that
the mean life time of bulbs is 1500 hours against the alternative hy
NORMAL DISTRIBUTION
Problem 1:
1. Find the area to the left of 1. First, draw an image, then compute
2. Find the area b/w th right of 2
3. Find the Area between 2 to +2
Problem 2:
1000 students had Written an examination the mean of test is 35 and standar
Z-Test
Q)
Consider the following hypothesis test:
H0:u = 45
Ha:u < 45
A sample of 36 is used. Identify the p-value and state your conclusion for each of the following
sample results. Usea = .01
a. A.) x = 44 and s = 5.2
B.) x = 43 and s = 4.6
c. C.) X = 4
Z-Score Test
Q)
400 adults are asked whether they favor a bipartisan campaign finance reform bill. If the true
proportion of the electorate in favor of the legislation is 36%, calculate the z-score that fewer
than 50% of those in the sample favor the bill
t-test for single mean
Q)
A restaurant association says typical household spends a mean of $3306 per year on food away
from home. You are a consumer reporter for a national publication and want to test this claim.
You randomly select 12 households and fin
T-Test
Q)
A. The speed limit on Division Ave. is 25 miles/hour. Garfield police department (GPD) is
wondering if drivers drive the speed limit.The police department clocks in 26 vehicles and gets
the following results:
22 24 32 28 29 32 26 27 18 28 29 30
Tets For Single Mean
Q)
An insurance company is reviewing its current policy rates. When originally setting the rates
they believed that the average claim amount was $1,800. Now there are concerns that if the true
mean is actually higher than this they co
Test for Single Hypothesis
Q)
1. A forensic psychologist studying the accuracy of a new type of polygraph (lie detector) test
instructed a participant ahead of time to lie about some of the questions asked by the polygraph
operator. On average, the curren
T test for diffrences of means
Q)
Suppose that an automotive parts and accessories chain is experimenting with a new sales
promotion. Two similar stores are selected for the experiment. For Store 1, nothing changes. This
store constitutes the control grou
Standard Devaition
1)
The speeds in miles per hour of the cars passing a certain checkpoint are measured by radar.
The results are shown below.
44.4 41.8 42.9 40.7 43.5
40.1 44.6 41.9 44.4 42.0
43.5 41.9 40.7 43.5 41.8
Find:
Mean _ Range_ Minimum_
Median_
Samplesize
Q)
he estimate of the population proportion is to be within plus or minus .05, with a 95 percent level
of confidence. The best estimate of the population proportion is .15. How large a sample is
required? (Round up your answer to the next whole
PROBABILITY
Q)
3 marbles are drawn at random from a bag containing 3 red and 5 white marbles.
A. How many different draws are there?
B. How many different draws would contain only red marbles?
C. How many different draws would contain 1 red and 2 white ma
Probability
Q)
There are two coins in a box. One coin is fair, the other has heads on both sides. You reach one
coin at random, toss it, and it lands up heads. What is the probability that it is a two-headed coin?
Statistics and Probability
Ans)
We have 2
Probability
Q)
A survey of 1005 adults was made to estimate the attitude of the population about the fairness of
the US tax code. The data were sorted by income level and are displayed in the following table.
U.S. Tax Code Less Than $50,000 More Than $50,