Problem
Human Blood Types Human blood is grouped into four types. The percentages of Americans with each type are listed below. $044 \%$ A $41 \%$ B $10 \%$ $A B 5 \%$ Send data to Excel Choose one American at random. Find the probabilities of the following. Part: $0 / 3$ Part 1 of 3 (a) Has type B blood The probability that a random American has type B blood is $\%$.
Solution
Step 1 ：Given that the percentage of Americans with type B blood is 10%, we can express this as a probability.
Step 2 ：The probability is simply the percentage expressed as a decimal, so the probability that a random American has type B blood is 0.10 or 10%.
Step 3 ：\(\boxed{\text{The probability that a random American has type B blood is 10%.}}\)
