Explain why the General Addition Rule P( A or B) = P( A) + P( B) - P( A and B) may be used even when A and B are mutually exclusive events.
Answer to relevant QuestionsSometimes events are in the form ‘‘at least’’ a given number. For example, if a coin is tossed five times, an event could be getting at least two heads. What would be the complement of the event of getting at least ...Find the probability that a person aged 20 is still alive at age 100. Congenital disease: The connexin-26 mutation is a genetic mutation that results in deafness. The probability that a person carries a gene with this mutation is 0.0151. Find the probability that exactly 10 people in a sample ...Reading tests: According to the National Center for Education Statistics, 66% of fourth-graders could read at a basic level in 2007. Suppose that eight fourth-graders are randomly selected. a. Find the probability that ...Is it normal? Is it reasonable to treat the following sample as though it comes from an approximately normal population? Explain.
Post your question