What is the probability that she gets 3 hits

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Reference no: EM133363364

Problems 1-4 are based on the following scenario: There are two jars, each containing cookies different amounts of cookies. Jar 1 has 2 chocolate chip cookies and 3 snickerdoodles. Bag 2 contains 7 Chocolate chip cookies, 2 snickerdoodles, and l oatmeal raisin cookie.

1. What is the probability that you pull one cookie from each jar, and both cookies are chocolate chip?

2. Suppose you are blindfolded and pick a jar at random. Then, you pull a cookie from the randomly chosen jar. What is the probability the cookie is a snickerdoodle?

3. Again, you are blindfolded. You choose a jar randomly and pull a cookie from it. You never see which jar you chose. You remove the blindfold to see that the cookie you got is a chocolate chip cookie. What is the probability that you randomly chose Jar 1 while blindfolded?

4. Again, you are blindfolded. You choose a jar randomly and pull a cookie from it. You never see which jar you chose. You remove the blindfold to see that the cookie you got is an oatmeal raisin cookie. What is the probability that you randomly chose Jar 1 while blindfolded?

Problems 5-7 are based on the following scenario: There is a softball player who has a batting average of 0.300. This is the ratio of her hits to her at-bats. (Someone with a batting average of 0.300 is expected to get a hit with 30% probability in any at-bat). In her game today, she will get three at-bats.

5. What is the probability that she gets 3 hits?

6. What is the probability that she gets exactly one hit?

7. What is the probability that she gets at least one hit?

Reference no: EM133363364

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