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The following data represent the daily demand (y in thousands of units) and the unit price (x in dollars) for a product.
Daily Demand (y) Unit Price (x)47 139 335 544 334 620 815 1630 6
a. Compute and interpret the sample covariance for the above data.b. Compute and interpret the sample correlation coefficient.
When wekend prices skyrocket, some weekend golfers choose to play during the week instead. The greater difference between the weekday and the weekend prices, thegreater are the number of "defectors." How might this factor affect the operator's pri..
You are the sales manager for an appliance store. You have a total of 100 sales people. 40 sales people sold $1000 or less and the rest sold over $1000. Of the 40 who sold $1000 or less, there is a 0.20 probability that the sales person was new.
The average 15- year- old purchases 12 CDs and 15 cheese pizzas in a typical year. If cheese pizzas are inferior goods, would the average 15- year- old be indifferent between receiving a $ 30 gift certificate at a local music store and $ 30 in cas..
Suppose the demand for a product is given by P = 50 - Q. Also, the supply is given by P = 10 + 3Q. If a $12 per unit excise tax is levied on the buyers of a good, after the tax,what is the total quantity of the good sold.
Consider a 6500 piece of machinery, with a 5 year depreciable life and an estimated 1200 salvage value. The projected utilization of the machinery when it was purchased, and its actual production to date as follows.
Compared to last year, more television sets are being bought while the selling price has fallen. This could have caused by:
The Australian government administers two programs that affect the market for cigarettes.
Investors know for sure that the CEO of firm A will undertake an investment that will yild $100 million profit next year and then $2 million each year after that for 10 years. They also know for sure that the CEO of firm B will undertake an invest..
The short-run aggregate supply curve (SRAS) can be written as follows: Y = Yf b (p - pe), where Y = real GDP, Yf = full-employment real GDP, p = price level, pe = expected price level, and b is a positive coefficient. The SRAS can be re-written as..
The demand schedule in the first market is Q1=100-0.5P1, where P1 is the price of the product and Q1 is the amount sold in the market. In the seconds market, the demand is Q2=140-P2, where P2 is the price of the product and Q2 is the amount sold i..
Assume that workers, employers and investors all believed that inflation in the coming year would equal the annualized rate of inflation experienced in the past 6 months. Also assume that workers had been receiving nominal wage gains of 5% during ..
Amy has $12 a week to go spend on coffee and pop. The Price of coffee is $2 a cup, and pop is $1 a can. Draw a graph of Amy's budget line. Can Amy buy 7 cans of pop and 2 cups of coffee a week? Can she buy 7 cups of coffee and 2 cans of pop a week..
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