Chapter 10, Problem 1BIC

Suppose three countries’ per capita Gross Domestic Products (GDPs) are £1000, £2000, and £3000. What is the average of each pair of countries’ GDPs per capita? (b) What is the difference between each of the individual observations and the overall average? What is the sum of these differences? (c) Suppose instead of three countries, we had a sample of 100 countries with the same sample average GDP per capita as the overall average for the three observations above, with the standard deviation of these 100 observations being £1000. Form the 95% confidence interval for the population mean. (d) What might explain differences in GDP across countries?       Consider the following regression equation, where Earnings is measured in £/hour, and Experience is measured in years in a particular job, with standard errors in parentheses: Earnings \ = −0.25 (−0.5) + 0.2 (0.1) Experience,   One of these numbers has been reported incorrectly - it shouldn’t be negative. Which one and why? (b)…

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You want to buy equipment that is available from 2 companies. The price of the equipment is the same for both companies. Silver Research would let you make quarterly payments of $9,130 for 3 years at an interest rate of 3.27 percent per quarter. Your first payment to Silver Research would be today. Island Research would let you make monthly payments of $3,068 for 3 years at an interest rate of X percent per month. Your first payment to Island Research would be in 1 month. What is X? Input instructions: Input your answer as the number that appears before the percentage sign. For example, enter 9.86 for 9.86% (do not enter .0986 or 9.86%). Round your answer to at least 2 decimal places. percent

Make sure you're using the right formula and rounding correctly I have asked this question four times and all the answers have been incorrect.

You plan to retire in 3 years with $911,880. You plan to withdraw $X per year for 18 years. The expected return is 18.56 percent per year and the first regular withdrawal is expected in 3 years. What is X? Input instructions: Round your answer to the nearest dollar. $

Please make sure you're using the right formula and rounding correctly I have asked this question four times and all the answers have been incorrect.

You want to buy equipment that is available from 2 companies. The price of the equipment is the same for both companies. Orange Furniture would let you make quarterly payments of $12,540 for 6 years at an interest rate of 1.26 percent per quarter. Your first payment to Orange Furniture would be in 3 months. River Furniture would let you make X monthly payments of $41,035 at an interest rate of 0.73 percent per month. Your first payment to River Furniture would be today. What is X? Input instructions: Round your answer to at least 2 decimal places.

You want to buy equipment that is available from 2 companies. The price of the equipment is the same for both companies. Silver Leisure would let you make quarterly payments of $3,530 for 7 years at an interest rate of 2.14 percent per quarter. Your first payment to Silver Leisure would be today. Pond Leisure would let you make X monthly payments of $18,631 at an interest rate of 1.19 percent per month. Your first payment to Pond Leisure would be in 1 month. What is X? Input instructions: Round your answer to at least 2 decimal places.

You plan to retire in 4 years with $659,371. You plan to withdraw $100,000 per year for 12 years. The expected return is X percent per year and the first regular withdrawal is expected in 4 years. What is X? Input instructions: Input your answer as the number that appears before the percentage sign. For example, enter 9.86 for 9.86% (do not enter .0986 or 9.86%). Round your answer to at least 2 decimal places. percent