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Home > CC2MN > Chapter 7 > Lesson 7.1.1 > Problem 7-9
About how many times would you expect Desmond to roll a
? Why? You would expect Desmond to roll a
about one sixth of the total rolls, , since there are numbers on a cube. What is one sixth of ? About how many times would you expect him to roll an even number? Why?
See part (a).
There are three even numbers on a cube.
Desmond kept track of his results for all
rolls. The table at right shows some of his results. Based on his partial results, how many times did he roll a or a ? What is the total Number of Outcomes in the table on the right? How many more times did Desmond roll the cube?
Result | Number of Outcomes |
---|---|
1 | 9 |
2 | 14 |
3 | 11 |
4 | 8 |
Use the eTool below to solve problem.
Click the link at right for the full version of the eTool: 7-9 HW eTool (CPM)