Show the hypotheses the test statistic

Assignment Help Mathematics

Reference no: EM13190397

Historically the average age of European soccer players is reported as 26 years with a standard deviation of 4 years. A random sample of 81 European professional soccer players has an average age of 27 years. We would like to decide if there is enough evidence to establish that average age of European soccer players has increased significantly. What is the decision at α=.05 and 0.01? Indicate which test you are performing; show the hypotheses, the test statistic and the critical values and mention whether one-tailed or two-tailed.

Reference no: EM13190397

Questions Cloud

What is the payment value of a : a loan of $100,000 is being cleared in 120 equal end of time period payments. the interest % corresponding to one time period i=10%. a) what is the payment value of A.what is the balance immediately after the 40th payment is made.

State the freezing point of the solution : A solution contains 10.5 grams of unknown covalent substance in 50.0 grams of water. The freezing point of this solution is (-) 3.16 degree Celisus.

Calculate the correlation coefficient : Calculate the Correlation coefficient, Coefficient of determination and SSE, and the Standard Error of Estimate.

Will your file system of choice provide security : What type of OS to use along with the file system and why is this architecture is better than others? Will you use the same OS for servers and Desktops? Will your file system of choice provide security?

Show the hypotheses the test statistic : Indicate which test you are performing; show the hypotheses, the test statistic and the critical values and mention whether one-tailed or two-tailed.

Find the percentage change in price in absolute value : Moving along the demand curve, quantity demanded decreases 8 percent when price increases 10 percent .a. The price elasticity of demand is calculated to be. b. Given the price elasticity calculated in part a, demand is (elastic, inelastic, unitary e..

How much will the company owe on the equipment : How much will the company owe on the equipment if they buy it after 15 months?

Are gold and silver substitutes or complements : One of their new MBA financial wizards has estimated the following relationship for gold sales in the past year of trading (250 observations): Q = 4,000 - 0.01P + 1.5I - 1.25X + 2.0S R2 = .96 (857) (0.002) (0.65) (0.44) (0.48) where Q = daily sale..

State the same amino acid sequence : Human and chameleon insulins have the same amino acid sequence, with the exception of six amino acids, as shown below. Is the pI of human insulin lower, higher, or the same as that of chameleon insulin?

User Account

All Pages