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# Quantative Analysis of Data

### Quantitative Methods

Three quarries produce lime which is then shipped to five warehouses Quarry Tons Lime 1 200 2 100 3 150 Transport Costs (per ton) Quarry 1 2 3 4 5 1 \$5 \$1 \$6 \$3 \$1 2 \$2 \$3 \$4 \$5 \$4 3 \$4 \$2 \$3 \$2 \$3 Demand 80 90 100 70 60 (tons)

### Central tendency of Howell data in SPSS

Open the Howell data set in SPSS. For each of the nine variables in the data set, compute all appropriate measures of central tendency and variability in SPSS, and generate syntax and output files (word doc copy also).

### Averages and Probability

See the attached file for full problem description. Automobiles arrive at the drive-through window at the downtown Urbana, Illinois, post office at the rate of 4 every 10 minutes. The average service time is 2 minutes. A. What is the average number of cars in the system? B. What is the average number of cars waiting in th

### Quantitative Methods Business Startup Costs

Joe has started an iphone booth in the mall. His francise booth and other startup costs total \$82,000. Joe expects to pay \$240 per iphone unit and sell them for \$390 each. Joe needs to reach a 10% profit margin. Use Goal Seek to determine what volume Joe needs to meet his goal.

### Quantitative Methods

State University has planned six special catered events for the Saturday of its homecoming football game. The events include an alumni brunch, a parent's brunch, a booster club luncheon, a postgame party for season ticket holders, a lettermen's dinner, and a fund-raising dinner for major contributors. The university wants to us

### Quantitative Methods:Assignment problem

Bayville has built a new elementary school, increasing the town's total to four schools- Addision, Beeks, Canfield, and Daley. Each has a capacity of 400 students. The school board wants to assign children to schools so that their travel time by bus is as short as possible. The school board has partitioned the town into five dis

### Quantitative Methods

A manufacturing firm produces diesel engines in four cities- Phoenix, Seattle, St. Louis, and Detroit. The company is able to produce the following numbers of engines per month. Plant Production 1. Phoenix 5 2. Seattle

### Quantitative Methods

Steel mills in three cities produce the following amounts of steel. Location Weekly Production A. Bethlehem 150 B. Birmingham 210 C. Gary 320 = 680 These

### Probability and Statistics: 3 questions with multiple parts

1. For this question pretend you are drawing cards without replacement from the infamous "Iraq's Most Wanted" deck issued by the U.S. Military. If you are drawing from the full deck of 55 cards, what are the following probabilities: a. You draw a card that is not Saddam Hussein b. You draw two cards, which end up being Sadd

### Various Statistics Problems: See attached file for full problem description.

I) PRLICAN STORES Pelican Stores, a division of National Clothing, is a chain of women's apparel stores operating throughout the country. The chain recently ran a promotionin which discount coupons were sent to customers of other National Clothing stores. Data collected for a sample of 100 in-store credit card transactions at P

### Mazy's Department Store: Linear Programming

Mazy's Department Store has decided to stay open for business on a 24 hour basis. The store manager has divided the 24 hour day into six 4- hour periods and has determined the following minimum personnel requirements for each period. Time Personnel Needed Midnight- 4:00 am 90

### Quantitative Methods

Lauren Moore has sold her business for \$500,000 and wants to invest in condominium units ( which she intends to rent) and land ( which she will lease to a farmer). She estimates that she will receive an annual return of \$8,000 for each condominium and \$6,000 for each acre of land. A condominium unit costs \$70,000, and land is \$3

### Questions on distributions: mode, skewness.

1. Based on the display, the mode (or modes) for this distribution of values is ??? 1 000 1 5688999 2 1112244 2 57 3 134 3 68 4 2 4 7 5 1 5 5 6 6 7 7 2. The following shows the 5 - number summary for the box-and-whisker plot. Box-and-whisker plot Five-number Summary Minimum

### Mean and Standard Deviation for Medical Issues

Because they are so easy to correct, multiple choice questions are commonly used for class test, SAT test, MCAT test for medical schools and many other circumstances. The table listed describes the probability distribution for the number of correct responses when someone makes random guesses for 10 multiple choice questions on

### Quantitative Methods

The Pyrotec Company produces three electrical products- clocks, radios, and toasters. These products have the following resource requirements. Resource Requirements Cost / Unit Labor Hours/ Unit Clock

### Mean and Standard Deviation Measured

Height of 50 oak trees were measured, but due to problems only partial results were obtained. it was found that 6 trees had a height of less than 9 metres, while 18 trees had a height of less than 15 metres. calculate mean and standard deviation of the heights of oak trees.

### Linear Programming Maximization Problem

The shop wishes to hire new machinists. Three grades are available: Expert Journeyman Apprentice Experience 10 yr 6 yr 1 yr Productivity 20 piece/day 16 piece/day 12 piece/day Salary \$

### Quantitative Methods:LPP

Iggy Olweski, a professional football player, is retiring, and he is thinking about going into the insurance business. he plans to sell three types of policies - homeowner's insurance, auto insurance, and life insurance. The average amount of profit returned per year by each type of insurance policy is as follows. Policy

### Simple queries on statistics

1.The relationship among the mean, median, mode in symmetric distribution is... In mean, median, mode and standard deviation which measures of central tendency are not affected by extremely low or extremely high values. In a simple linear regression problem, r and b1 (have opposite signs/must have same signs/must have oppos

### Quantitative Methods for Maximizing Profit

Please help with the following problem. Provide step by step calculations in the solution. Lowe's manufactures glass doors, windows, patio doors, and wood doors Each of these uses 5 square feet, 1 sq.. Ft, 9 sq ft, and 12 sq ft of wood respectively Each uses 2, 3, 4, and 1 sq ft respectively of glass Each takes 3, 2, 5,

### Quantitative Methods

The following linear programming model formulation is used for the production of four different products, with two different manufacturing processes and two different material requirements. maximize Z = \$50 X1 + 58 X2 + 46 X3 + 62 X4 subject to ***NOTICE- The x's have no. behind them that are lowered right cased numbers.

### Quantitative Methods

Solve the model formulated in problem 11 for the Irwin Textile Mills graphically. a. How much extra cotton and processing time are left over at the optimal solution? Is the demand for corduroy met? ( Use SOLVER to solve) b. What is the effect on the optimal solution if the profit per yard of denim is increased from \$2.2

### Solver Linear Programming Model in Standard Form

Irwin Textile Mills produces two types of cotton cloth - denim and corduroy. Corduroy is a heavier grade of cotton cloth and, as such, requires 7.5 pounds of raw cotton per yard, whereas denim requires 5 pounds of raw cotton per yard. A yard of corduroy requires 3.2 hours of processing time; a yard of denim requires 3.0 hours.

### Quantitative Methods - Formulate a linear programming model for this problem.

A company produces two products that are processed on two assembly lines. Assembly line 1 has 100 available hours, and assembly line 2 has 42 available hours. Each product requires 10 hours of processing time on line 1, while on line 2 product 1 requires 7 hours and product 2 requires 3 hours. The profit for product 1 is \$6 per

### Linear Programing and Integer programming problems

12. Betty Mallow, owner of the Eagle Tavern in Pittsburgh, is preparing for Super Bowl Sunday, and she must determine how much beer to stock. Betty stocks three brands of beer- yodel, shotz, and rainwater. The cost per gallon (to the tavern owner) of each brand is as follows: Brand Cost/Gallon Yodel \$1.50 Shotz \$0.90 Rainwat

### Standard Deviation and t-test

Problem 1. Confidence Intervals: t tests. Digitized Documents, Inc., is a small but rapidly growing firm in the digitized document translation business. The company reads architectural and engineering drawings into a scanning device that translates graphic information into a digitalized format that can be manipulated on a person

### Quantitative Methods for Table of Events

Given the following table of events Good Poor Total A 63 27 90 Not A 32 78 110 Total 95 105 200 P(N) = ? P(P & N) =? P(P|N) =?

### Compare and contrast a difference of means test with a paired difference test.

Compare and contrast a difference of means test with a paired difference test. What, fundamentally, are we testing for in each? When do you use the difference of means? When do you use the paired difference? Explain why in both instances.

### Statics of Teabagging

A quality characteristic of interest for a tea-bag-filling process is the weight of the tea in the individual bags. If the bags are under filled, two problems arise. First, customers may not be able to brew the tea to be as strong as they wish. Second, the company may be in violation of the truth-in-labeling laws. In this ex

### Use histograms to display the distribution - Comment on the symmetry; is it skewed?

Compare J&J and Merck stock to determine which stock will provide the investor with the best return for their money. Stock data was collected for 30 days between November 30th, 2006 and January 10th, 2007. The measures of central tendency and dispersion of the collected data will be determined and examined to complete the analys