The manager of the local county fair believes that no more than 30 percent of the adults in the county would object to a fee increase to attend the fair if it meant that better entertainment could be secured
To estimate the true proportion, he has selected a random sample of 200 adults. The manager will use a 90 percent confidence level. Assuming his assumption about the 30 percent holds, the margin of error for the estimate will be approximately ±.169. Indicate whether the statement is true or false
FALSE
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In a recognizance, a party acknowledges in court that he or she will pay a specified sum of money if a certain event occurs
Indicate whether the statement is true or false
You are deciding whether to start a 40-year retirement investing plan now, or ten years from now. You think rates of return will be about the same in the future as they are now. Discussion in the text of this decision shows
A) very little difference in the future value of an investment made now versus one made 10 years from now. B) an investment made now will accumulate about 20% more (at a 10% rate of interest, compounded annually) than the investment made later. C) the same facts as in response b, but the accumulation is only 10% greater. D) that you will accumulate more in the additional 10 years than you do for the first 30 years.