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This is coming from my professors study guide
A) 48 our of a random sample of 208 residents in NB township said they want a new park for a 90% confidence interval for the proportion of NB residents that want a new park
b) Suppose that prior to taking the sample you were told to find a 90% confidence interval for the proportion that want a park, and that it had to be +/- 3 points I.e +/- .03.prior to taking the sample you had no idea what the proportion p is how large of a sample would you need?
Discuss the ways in which Wi-Fi is being used to support mobile computing and m-commerce.
Consider a situation where there is a cost that is either incurred or not. It is incurred only if the value of some random input is less than a specified.
Run the simple linear regression and give the equation of the least-squares regression line. Do the residuals appear to be approximately Normal? Explain
Do these data indicate that the population mean percentage increase in corporate revenue is greater than the population mean percentage increase in CEO salary?
1. A sample of 65 observations is selected from one population. The sample mean is 2.67 and the sample standard deviation is .75. A sample of 50 observations is selected from a second population
1. Relative to directional control valves, distinguish between the terms position, way, and port.
The weights of domestic, adult cats are normally distributed with a mean of 10.42 pounds and a standard deviation of 0.87 pounds. A cat food manufacturer sells three types of foods for underweight, normal, and overweight cats.
Critically discuss the Central Limit Theorem? How large should the sample size be if the underlying distribution of the population values are:
you want to compare years of schooling among american adults who describe their political veiwpoint as liberal moderate
a committee is to consist of 50 randomly chosen united states senators. find the expected number of different states to
A personnel manager has a computer-generated list of all employees that indicates that 70 percent are full-time employees, 20 percent are part-time employees, and 10 percent are furloughed or laid-off employees.
1 assume that adults have iq scores that are normally distributed with a mean of 105 and a standard deviation of 15.
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