Find the unweighted mean center

Assignment Help Basic Statistics
Reference no: EM13890308

1. (a) Find the weighted mean center of population, where cities' popula- tion and coordinates are given as follows:

City

x

y

Population

A

3.3

4.3

34,000

B

1.1

3.4

6,500

C

5.5

1.2

8,000

D

3.7

2.4

5,000

E

1.1

1.1

1,500

(b) Find the unweighted mean center, and comment on the differences between your two answers.

(c) Find the distances of each city to the weighted mean center of population.

(d) Find the standard distance (weighted) for the five cities.

(e) Find the relative standard distance by assuming that the study area is a rectangle with coordinates of (0,0) in the southwest and (6,6) in the northeast.

(f) ) Repeat part (e), this time assuming that the coordinates of the rectangle range from (0,0) in the southwest to (8,8) in the northeast.

Reference no: EM13890308

Questions Cloud

Why is it important for a business to know their break-even : Why is it important for a business to know their break-even point?
Find the standard distance : Find the mean center. What is the aggregate travel distance? Find the aggregate travel distance for each of the four grid points surrounding the mean center. In which direction(s) is the median center likely to be located?
Was this a material breach of our contract : I hire some house keepers to clean my house while I am gone and pay them $120. I arrive home to see that they failed to dust the ceiling fans and missed some spots with the toilet scrubber. Was this a material breach of our contract? If not, what ..
Prepare a preliminary report recommending specific changes : In memo form, prepare a preliminary report recommending specific changes in the manufacturing processes. In preparing the report, answer the following questions: Why are you preparing the report? What is its purpose?
Find the unweighted mean center : Find the relative standard distance by assuming that the study area is a rectangle with coordinates of (0,0) in the southwest and (6,6) in the northeast.
What is the bonds nominal yield to maturity : One year ago Clark Company issued a 10-year, 13% semiannual coupon bond at its par value of $1,000. Currently, the bond can be called in 6 years at a price of $1,065, and it now sells for $1,270. What is the bond's nominal yield to maturity?
Describe the anatomy and physiology of the skeletal system : Describe the anatomy and physiology of the skeletal system
Net cash flows for food services operation : The staff of Jefferson Medical Services has estimated the following net cash flows for food services operation that it may open in its outpatient clinic.  Furthermore, the salvage value cash flow at the end of year 5 could be as low as $0 or as high ..
Assume that the yield to maturity remains constant : A bond has a $1,000 par value, 15 years to maturity, and a 8% annual coupon and sells for $1,080. A) Assume that the yield to maturity remains constant for the next 4 years. What will the price be 4 years from today?

Reviews

Write a Review

Basic Statistics Questions & Answers

  A simple random sample of size n 125 is obtained from a

a simple random sample of size n 125 is obtained from a population whose size is n 10000 and whose population

  Find the type two error probability if voters favor action

Find the probability of type I error if exactly 60% of the voters favor the use of these fuels. What is the type II error probability if 75% of the voters favor this action?

  Main data regarding hypothesis test

You want to prove that a population mean is not 7. Data is ratio and a large sample size will be used (n = 225). When the sample is done the sample mean is computed to be 7.2 and the sample standard deviation is 1.5.

  Probability of getting a queen and a spade

Find the probability of getting a queen and a spade.

  The fda tests the tobaccos in two different types of cigars

the fda tests the tobaccos in two different types of cigars for nicotine content in mg and obtained following results.

  Find the 95% confidence interval for the true mean length

A meteorologist wishes to estimate the mean amount of snowfall per year in Spokane, Washington. A random sample of the recorded snowfalls for 20 years from a 140 year period produces a sample mean equal to 54.03 inches, with a standard deviation of 9..

  There chance of the condo not being able to withstand a

there chance of the condo not being able to withstand a major storm is .008 and because there is a storm every year the

  Question about hypothesis testing

A doctor suspected that smokers between 40 and 50 with lung disease had been smoking on average more than 20 years - significance level is there sufficient evidence to justify the doctors belief?

  What are the effects of the potential failure

What is the range of temperatures and What is the range of temperatures and what are the effects of the potential failure?

  Consider an experiment of drawing two cards at random from

1. consider a random experiment of tossing a coin three times.a find the sample space s1if we wish to observe the exact

  What percetage of architects have z scores above given value

Suppose the score of architects on a partecular creativity test are normally distributed. What percetage of architects have a Z scores (A) above .10.

  What is the purpose of calculating a test statistic

1) What is the purpose of calculating a test statistic? How does this value describe how the sample data either supports or contradicts a claim?

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd