# Question: The U S Bureau of Citizenship and Immigration Services collects and

The U.S. Bureau of Citizenship and Immigration Services collects and reports information about naturalized persons in Statistical Yearbook. Following is an age distribution for persons naturalized during one year.

Suppose that one of these naturalized persons is selected at random.

a. Without using the general addition rule, determine the probability that the age of the person obtained is either between 30 and 64, inclusive, or at least 50.

b. Find the probability in part (a), using the general addition rule.

c. Which method did you find easier?

Suppose that one of these naturalized persons is selected at random.

a. Without using the general addition rule, determine the probability that the age of the person obtained is either between 30 and 64, inclusive, or at least 50.

b. Find the probability in part (a), using the general addition rule.

c. Which method did you find easier?

## Answer to relevant Questions

In the game of craps, a player rolls two balanced dice. Thirty-six equally likely outcomes are possible, as shown in Fig. 5.1 on page 187. Let A = event the sum of the dice is 7, B = event the sum of the dice is 11, C = ...A certain city has three major newspapers, the Times, the Herald, and the Examiner. Circulation information indicates that 47.0% of households get the Times, 33.4% get the Herald, 34.6% get the Examiner, 11.9% get the Times ...A certain couple is equally likely to have either a boy or a girl. If the family has four children, let X denote the number of girls. a. Identify the possible values of the random variable X. b. Determine the probability ...Consider the events (not J), (H & I ), (H or K), and (H & K) discussed in Problem 11. a. Find the probability of each of those four events, using the f/N rule and your answers from Problem 11. b. Compute P(J ), using the ...The A.C. Nielsen Company reported in the Nielsen Report on Television that the mean weekly television viewing time for children aged 2–11 years is 24.50 hours. Assume that the weekly television viewing times of such ...Post your question