There are 21 students in Mrs. Bush's sixth-grade class. On a cold winter day in February,...
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There are 21 students in Mrs. Bush's sixth-grade class. On a cold winter day in February, many of the students had runny noses and sore throats. After examining each student, the school nurse constructed the following table. Round the answers to four decimal places, as needed. Sore Throat No Sore Throat Runny Nose 5 11 No Runny 3 2. Nose Send data to Excel (a) Find the probability that a randomly selected student has a runny nose. (b) Find the probability that a randomly selected student has a sore throat. (c) Find the probability that a randomly selected student has a runny nose or a sore throat. (d) Find the probability that a randomly selected student has neither runny nose nor a sore throat. There are 21 students in Mrs. Bush's sixth-grade class. On a cold winter day in February, many of the students had runny noses and sore throats. After examining each student, the school nurse constructed the following table. Round the answers to four decimal places, as needed. Sore Throat No Sore Throat Runny Nose 5 11 No Runny 3 2. Nose Send data to Excel (a) Find the probability that a randomly selected student has a runny nose. (b) Find the probability that a randomly selected student has a sore throat. (c) Find the probability that a randomly selected student has a runny nose or a sore throat. (d) Find the probability that a randomly selected student has neither runny nose nor a sore throat.
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Answer iIn the given 2x2 table there are total 21 students We find that there are total 16 students ... View the full answer
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