week9

You are interested in knowing whether wealthier people are happier. You collected data from fifty people about their incomes and their overall happiness levels on a scale of 1 to 10. Upon analyzing the results, you find that the correlation coefficient has a value of −0.25. On the basis of this data, respond to the … Read more

Statistics

PLEASE READ CAREFULLY BEFORE ACCEPTING & CHECK THE ATTACHED.  Attached you will find the following Assignment 10, which is basically the main questions ; and the following documents are the Data used to solve :  1- Automobile… 2- CreditRiskD… 3- Collegesand…. However, I have tried to solve the problem and it seems that I got … Read more

math DB

  Post your response to the following: No doubt many students find mathematics a difficult subject.  Despite that there is no question that Mathematics along with English is one of the main foundations for any discipline.   Applications of mathematics are everywhere and naturally as a mathematician, I tend to think that mathematics is fun and … Read more

Help

ARK Encounter 7th & 8th grade – mathematically You have been tasked with finding the cost of replacing all the exterior boards on the ark and waterproofing the outside of it. The replacement boards will be sixteen feet long and ten inches wide. The boards will have no spacing between them. The boards will be … Read more

Statistics 2

 Give an example of an interval estimate of an average or proportion you may use in your daily life. For instance, you may say that you are pretty sure your average commute time is between 25-30 minutes, or you are fairly confident that between 60-65% of the population love dogs. Collect some data to see … Read more