According to the U.S. Census Bureau, the following table gives the probability distribution that a randomly chosen family household in the United States in 2016 has X members. A family household is one in which two people or more in the household are related. 

a. Calculate the value of P(X = 4) and describe what it means. 

b. Calculate the value of P(X > 4) and describe what it means. 

c. Calculate the value of P(X ≥ 4) and describe what it means.

Transcribed Image Text:

2 p(x) 0.4390 x 3 4 5 0.2235 0.1936 0.0906 6 0.0341 7 0.0192