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Suppose that you have the following data:
x 3 5 2 6 1 4y 25 110 9 250 3 71
a) Draw the scatter diagram. Does it appear that x and y are related? If so, how?
b) Test to determine whether there is evidence of a linear relationship.
Statistics and Probability, Statistics
Assume in a particular year aprojecthas the following financials: NOI o $700,000; Annual Bedt Service o $430,000 (of which $400k is intrest and 30k is priciple); original loan debt of 6.2M: 39 yr depreciable life: $8M no ...
Some Statistics students were interested in finding out in there was a relationship between the number of hours of study for a chapter and the score on that test. On the basis of the number of hours their classmates stud ...
A local postal carrier distributes first-class letters, advertisements, and magazines. For a certain day, she distributed the following number for each type of item. Delivered to First Class Letters Ads Magazines Home ...
Forty-nine percent of US teens have heard of a fax machine. You randomly select 12 US teens. Find the probability that the number of these selected teens that have heard of a fax machine is exactly six (first answer list ...
What is the fraction defective if material hardness is normally distributed with a mean of 42 and a standard deviation of 1 and the specification limits for hardness are from 35 to 45? What value for the process mean wil ...
Breeding records reveal that 1 out of every 8 puppies of a certain Welsh Corgi female are runts. Since these puppies can't be sold for full price, we wish to examine the frequency with which this condition is likely to o ...
What are the differences between the Federal deficit and Federal Debt? How does a government budget deficit affect the economy, specifically the unemployment rate and job creation? Identify two periods in recent history ...
Doctor wants the estimate the HDL cholesterol of all 20 to 29 year old females. How many subjects are needed to estimate the HDL cholesterol within 3 points with 99% confidence assuming o=18.2? Suppose the doctor would b ...
You are considering investing in a mutual fund. The fund is expected to earn a return of 15 percent in the next year. If its annual return is normally distributed with a standard deviation of 6.10 percent, what return ca ...
A stock price is currently $112. Stock price move up by 10% or down by 14%. The risk-free interest rate is APR 2% with continuous compounding. What is the value of a six-month European put option with a strike price of $ ...
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