WK2 Written Assignment
August 10, 2016
Compute the weighted mean for the following data.
Weighted mean =
12+30+28+ 10+ 10
If P(A) = 0.50, P(B) = 0.40, and P(A B) = 0.88, then P(
BA215 W3 Discussion The Normal Probability Dist.
The Normal Probability Distribution
In 6.2 we are introduced to the Normal Probability Distribution and the special case of
the Normal Probability Distribution, the Standard Normal Proba
BA215 W2 Discussion Conditional Probability
In 4.4 we are introduced to the concept of conditional probability. The notation P(A | B)
denotes the probability of event A occurring given that we know event B has o
In a poll of 600 voters in a campaign to eliminate non-returnable beverage
containers, 210 of the voters were opposed. Develop a 92% confidence
interval estimate for the proportion of all the voters who opposed the
container control bill.
Matt Grant Case Study
This paper is going to show 27 year old Matt Grant uses his experience and education to set up
his own magazine. The name of the magazine is Race Resource. This paper is going to show how
Perspectives on Social problems in Society
Perspectives on Social Problems in Society
Perspectives on Social problems in Society
The elements of these problems are people think that they can do it. I think the reason
INTERNATIONAL BUSINESS TRADE
International Business Trade
The International Trade
The desire of any entity in this current error is to receive an international recognition as
long as the quality of the pro
Probability with M&Ms
The objective of this activity is to demonstrate
the use of probability with M&Ms.
Procedure: Before you receive your sample of
M&Ms, answer the following questions.
1. Predict which color will occur m
EFFECT vs. AFFECT
Choose between effect and affect for each sentence.
1. What was the _ of his promotion?
2. His decision _ everyone here.
3. We had to _ a reduction in costs.
4. The critics greatly _ his thinking.
5. How were you able to _ such radical c
Estimated Trip Cost
Graph of Estimated Cost
Title-Blow a Bigger Bubble
Problem: What brands of gum produce the largest bubble
Introduction: Have you ever had a competition with your
friend with blowing the biggest bubble? Lately Ive become
addicted to gum. I dont usuall
Net sales of $ 36.19 billion
Net income for the quarter was $11.62
EPS was $12.45
Gross margin improved to 47%
Retained earnings up by $27 billion
Apple sold 35.1 million iphones in
Week 6 Assignment
A sample of 81 account balances of a credit company showed an average balance of
$1,200 with a standard deviation of $126.
1. Formulate the hypotheses that can be used to determine whether the mean of all
account balances is s
According to the table, what is the probability when z -1.75? The probability when z 1.75?
The probability when z -1.75 is .0401
The probability when z 1.75 is .9599
If you add the values of each, they will equal one, so they do complement each oth
BA215 W1 Quiz
The collection of all elements of interest in a particular study is
Data and Statistics
A portion of the population selected to represent the population i
August 2, 2016
The following information regarding the ten richest Americans was reported in a recent issue of
How many elements are in the above data set?
There are 50 (10x5) elements in the da
BA215 W2 Project Assignment
Project Week 2
For these project assignments throughout the course you will need to reference the data
in the ROI Excel spreadheet. Download it here.
Using the ROI data set:
For each of the 2 majors calcu
Week 7 project:
For each of the two majors:
1. Draw the scatter diagram of Y = Annual % ROI against X = Cost.
2. Obtain b0 and b1 of the regression equation defined as y = b0 + b1X and the
coefficient of determination (r2) from the Excel r
Week 5 Project:
1. For each of the 2 majors consider the School Type column. Assuming the
requirements are met, construct a 90% confidence interval for the proportion of the
schools that are Private. Be sure to interpret your results.
Week 5 Assignment
In a poll of 600 voters in a campaign to eliminate non-returnable beverage containers, 210
of the voters were opposed. Develop a 92% confidence interval estimate for the proportion
of all the voters who opposed the container c
Week 1 project:
The above pie chart shows that there are slightly private schools than public schools when it comes to
the engineering major.
The above pie chart shows that there are far more p
Week 3 Project:
1. If we select 7 colleges from a major and then record whether they are of School
Type Private or not, are this experiment a binomial one? Why or why not?
Yes, it is binomial. The reason why I say this is because there is more than one
1. How many elements are in the above data set?
There are 10 elements in this data set.
2. How many variables are in this data set?
There are 5 variables in the data set.
3. How many observations are in this data set?
There are 5 obser