Students are being surveyed about the weight of books and supplies they are carrying as they attend class.
a. Identify the variable of interest
b. Identify the type of variable
c. List a few values that might occur in a sample
a. weight
b. continuous?
c. 0-40 lbs.?
a. The variable of interest is the weight of books and supplies that students are carrying as they attend class.
b. The type of variable is a continuous numerical variable, as weight can take on any value within a given range.
c. Some values that might occur in a sample could be: 2.3 pounds, 5.6 pounds, 3.9 pounds, 8.2 pounds.
a. The variable of interest in this survey is the weight of books and supplies that students are carrying.
b. The type of variable is a quantitative variable, specifically a continuous variable, as it represents a numerical measurement.
c. The values that might occur in a sample would depend on the specific weights of books and supplies carried by different students. Some possible values could be: 2.5 pounds, 4.2 pounds, 6.8 pounds, and so on. The exact values would vary from student to student, and they could range from very small weights to relatively larger weights.