Five classes were surveyed, totaling 150 students. They were asked their home county and
their major. The counties are broken down as follows: C1-Ocean C2-Monmouth C3Middlesex. The majors are broken down as follows: M1-Accounti
What do the Individual Probability values in the print-out tables represent?
What do the Cumulative Probability values in the tables represent? (Hint:
Do they represent exactly x successes in n trials, < , , > , or x
successes in n trials?)
In the winter, families go to Florida for an average of 7days with a standard deviation of 2
days. Families go to the Poconos an average of 5 days with a standard deviation of 3
days. Assume a normal distribution.
A. What pro
Title: Business Statistics
Division: Business & Technology
Course Description: Students will summarize statistical data, both graphically and as
measures of center and dispersion. Discrete and continuous probab
What are the characteristics of the poisson distribution and what are the
criteria for when it should be used?
a. The number of times some event occurs during a defined interval. A
Poisson experiment is a statistical experiment that has the following
Chapter 5 Homework :
p. 147 #1 & 2
52 Cards . . .Probability of pulling a Queen (4 Queens)
4/52 = .08 = 8%
This would be classical probability.
Every card has an equally likely chance of being pulled.
Instructor: Sarah Leahy
1. Define the Problem
2. Define Alternatives
3. Collect / Summarize Data
4. Compute Statistics / Perform Analysis
5. Use information to mak
Sample Production Possibilities Curve Problem:
Radios for Cars
a. Calculate Sacrifice of Radios for Cars (fill in last column).
Shown on chart above
b. Plot dat
Sample Production Possibilities Curve Problem:PART B and C
Radios for Cars
Production Possibilities Curve
Regression Analysis (Excel 2010 & 2007)
Open a new Excel worksheet (which will be saved as REGRESSION.xlsx). In
cell A1 type your name. In cell A2 type the course and section number (i.e.
ECON225-01). In cell A3 type the date. Skip cell A4. In
CH 3 SELF-TEST STUDY GUIDE: BUSI225 BROOKDALE
1. Which of the following is NOT a measure of center (central tendency)?
2. The best measure of center (central tendency) to use if outliers are present in the
data set is:
Answer: The median
Unit 1- Week 1
#4.) A- sample
#5.) Qualitative variables are variables that are recorded as a nonnumeric value. An example of a
qualitative is the gender of a human, or the color of som
The table shows the number of absences a class of college students
had this semester:
What type of a distribution is shown above? Frequency
Compute a pro
Grouped Problem from Unit 1 Review Packet
* First put items in order by selling price (Lowest to Highest or Highest to Lowest!)*
Selling # Units
Multiple Point Problem Review:
The table shows the number of hours students from
one particular statistics class study for an exam.
A. What type of a distribution is shown above?
B. Compute a prob
Ungrouped Problem - Unit 1 Review - Business Statistics
First, put the numbers (x's) in order either rising or falling!
(x - 25.7)
Part B "Y2" X (Part B "Y") (x - x)
(x - x)2