# Question: As reported by the Federal Bureau of Investigation in Crime

As reported by the Federal Bureau of Investigation in Crime in the United States, the age distribution of murder victims between 20 and 59 years old is as shown in the following table.

Age (yr) Frequency

20–24 ........ 2834

25–29 ........ 2262

30–34 ........ 1649

35–39 ........ 1257

40–44 ........ 1194

45–49 ........ 938

50–54 ........ 708

55–59 ........ 384

A murder case in which the person murdered was between 20 and 59 years old is selected at random. Find the probability that the murder victim was

a. Between 40 and 44 years old, inclusive.

b. At least 25 years old, that is, 25 years old or older.

c. Between 45 and 59 years old, inclusive.

d. Under 30 or over 54.

Age (yr) Frequency

20–24 ........ 2834

25–29 ........ 2262

30–34 ........ 1649

35–39 ........ 1257

40–44 ........ 1194

45–49 ........ 938

50–54 ........ 708

55–59 ........ 384

A murder case in which the person murdered was between 20 and 59 years old is selected at random. Find the probability that the murder victim was

a. Between 40 and 44 years old, inclusive.

b. At least 25 years old, that is, 25 years old or older.

c. Between 45 and 59 years old, inclusive.

d. Under 30 or over 54.

## Answer to relevant Questions

In this exercise, we discuss the hypergeometric distribution in more detail. When sampling is done without replacement from a finite population, the hypergeometric distribution is the exact probability distribution for the ...According to Survey of Graduate Science Engineering Students and Postdoctorates, published by the U.S. National Science Foundation, the distribution of graduate science students in doctorate-granting institutions is as ...Use the frequentist interpretation of probability to interpret each of the following statements. a. The probability is 0.314 that the gestation period of a woman will exceed 9 months. b. The probability is 0.667 that the ...An issue of Travel + Leisure Golf magazine (May/June, 2005, p. 36) reported several facts about lightning. Here are three of them. The odds of an individual being struck by lightning in a year in the United States are about ...Refer to Exercise 5.44. For each of the following events, list the outcomes that constitute the event, and describe the event in words. a. (not B) b. (A & B) c. (C or D)Post your question