Probability and Two-Way Tables Answers

Find P(Y|B) from the information in the table.

The two-way table shows the estimated number of students who will enroll in three area high schools next year.

For the soccer banquet, the players and their family members selected their favorite main dish and side dish. Of the 39 people who chose chicken as the main dish, 18 wanted potatoes. Of the 32 people who chose rice as a side dish, 6 chose fish as a main dish. A total of 8 people chose a vegetarian meal with potatoes, and a total of 10 people chose fish as their main dish.

Information about the recycling drive at school is shown in the table. Let A be the event that the item pulled out of the recycling bin is a plastic bottle, and let B be the event that a tenth grader recycled that item.

The two-way table shows the medal count for the top-performing countries in the 2012 Summer Olympics.Which statement is true?

The two-way table shows the number of houses on the market in the Castillos’ price range.What is the probability that a randomly selected house with 2 bathrooms has 3 bedrooms?

Information about the students at Jackson High School is shown in the table.

A survey was taken of children between the ages of 7 and 12. Let A be the event that the person rides the bus to school, and let B be the event that the person has 3 or more siblings.Which statement is true about whether A and B are independent events?

Mr. Carandang sold a total of 1,790 prints of one of his drawings. Out of all 1,273 unframed prints that he sold, 152 were small and 544 were medium-sized. Out of all of the framed prints that he sold, 23 were small and 42 were extra large. Of the large prints that he sold, 188 were framed and 496 were unframed. SmallMediumLargeExtra LargeTotalFramed 23 264 188 42 ?Unframed 152 544 496 81 1,273Total 175 808 684 123 1,790

A 5-column table has 4 rows. The first column has entries A, B, C, Total. The second column is labeled X with entries 15, 5, 30, 50. The third column is labeled Y with entries 5, 8, 15, 28. The fourth column is labeled Z with entries 10, 7, 5, 22. The fifth column is labeled Total with entries 30, 20, 50, 100.