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Grade 7 McGraw Hill Glencoe - Answer Keys
Chapter 10: Statistics; Lesson 1: Make Predictions
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The table shows the results of a survey of 150 students. Use the table to find the probability of a student participating in each sport.
Three out of every 10 students ages 6–14 have a magazine subscription. Suppose there are 30 students in Annabelle’s class. About how many will have a magazine subscription?
Use the graph that shows the percent of cat owners who train their cats in each category.
a. Out of 255 cat owners, predict how many owners trained their cat not to climb on furniture.
b. Out of 316 cat owners, predict how many cat owners trained their cat not to claw on furniture.
The school librarian recorded the types of books students checked out on a typical day. Suppose there are 605 students enrolled at the school. Predict the number of students that prefer humor books. Compare this to the number of students at the school who prefer nonfiction. Make a Prediction