# A imagine you stick your hand in this refrigerator

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Chapter 7 / Exercise 57
Mathematics for Elementary School Teachers
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a. Imagine you stick your hand in this refrigerator and pull out a piece of fruit at random. What isthe probability that you will pull out a pear?
b. Imagine now that you put your hand in the refrigerator and pull out a piece of fruit. You decideyou do not want to eat that fruit so you put it back into the refrigerator and pull out another piece of fruit. What is the probability that the first piece of fruit you pull out is a banana and the secondpiece you pull out is an apple?
c. What is the probability that you stick your hand in the refrigerator one time and pull out a mango or an orange?
86. If all occupations are equally likely for a certain individual, what is the probability that he or she will have an occupation with lower than average EHISP(Occupation < 81.3) = 0.598. Y and Z are independent events. a. Rewrite the basic Addition Rule P(Y OR Z) = P(Y) + P(Z)- P(Y AND Z) using the information that Y and Z are independent events. b. Use the rewritten rule to find P(Z) if P(Y OR Z) = 0.71 and P(Y) = 0.42
##### We have textbook solutions for you!
The document you are viewing contains questions related to this textbook.
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Chapter 7 / Exercise 57
Mathematics for Elementary School Teachers
Bassarear
Expert Verified