Figure 6.18 shows the distribution of wealth for American households, according to the 2016 Survey of Consumer Finances, administered by the Federal Reserve Board.

a. What is the probability that a value for household wealth chosen randomly from the sample will fall between $10,300 and $1,186,000?

b. Use the Complement Rule to calculate the probability that a household randomly chosen from the sample has wealth of at least $1,186,000.