The owner of a craft store wanted to know if her customers prefer oil pastels or chalk pastels. She surveyed groups of 50 customers at a time over a period of 3 days last week. At the end of her survey, she learned that a total of 39 of the customers surveyed prefer chalk pastels.
Using the information gathered, determine whether each statement is true. Select True or False for each statement.
True False
Of her customers surveyed, 74% prefer oil pastels.
An average of 13 customers per group prefer chalk pastels.
If the owner surveys 200 customers next week, she should expect to find 55 who prefer chalk pastels.