The 2007 Current Population Survey reported the following results on U.S. annual household income (in thousands). The survey is a joint effort between the Census Bureau and the Bureau of Labor Statistics.

Suppose one household is to be selected at random for a follow-up interview. Find the probability of the following events:
a. The annual household income is $49,999 or less.
b. The annual household income is $75,000 or more.
c. The annual household income is between $30,000 and $99,999.
d. The annual household income is at least $100,000.

Transcribed Image Text:

Number 15,506 19,842 22,739 21,268 13,841 23,586 116,782 nual fHousehold tncome less than $15,000 15,000-$29,999 30,000-$49,999 $50,000-$74,999 $75,000-$99,999 $100,000 or more Tota