Practice: Use sample data to draw inferences about a population, including estimating population characteristics. (NC.7.SP.2)
Targeted remediation practice
Learning Objectives
Use sample data to draw inferences about a population, including estimating population characteristics.
Practice set 1
In a random sample of 20 students, 7 prefer pizza. Estimate how many of the 500 students in the school prefer pizza.
In a random sample of 50 students, 19 prefer pizza. Estimate how many of the 1000 students in the school prefer pizza.
In a random sample of 50 students, 37 prefer pizza. Estimate how many of the 500 students in the school prefer pizza.
In a random sample of 20 students, 6 prefer pizza. Estimate how many of the 1000 students in the school prefer pizza.
In a random sample of 40 students, 5 prefer pizza. Estimate how many of the 200 students in the school prefer pizza.
Practice set 2
In a random sample of 20 students, 7 prefer pizza. Estimate how many of the 500 students in the school prefer pizza.
In a random sample of 20 students, 11 prefer pizza. Estimate how many of the 500 students in the school prefer pizza.
In a random sample of 40 students, 29 prefer pizza. Estimate how many of the 1000 students in the school prefer pizza.
In a random sample of 40 students, 6 prefer pizza. Estimate how many of the 400 students in the school prefer pizza.
In a random sample of 50 students, 28 prefer pizza. Estimate how many of the 400 students in the school prefer pizza.
Practice set 3
In a random sample of 25 students, 14 prefer pizza. Estimate how many of the 500 students in the school prefer pizza.
In a random sample of 50 students, 27 prefer pizza. Estimate how many of the 200 students in the school prefer pizza.
In a random sample of 20 students, 13 prefer pizza. Estimate how many of the 400 students in the school prefer pizza.
In a random sample of 20 students, 7 prefer pizza. Estimate how many of the 200 students in the school prefer pizza.
In a random sample of 40 students, 18 prefer pizza. Estimate how many of the 1000 students in the school prefer pizza.
Practice set 4
In a random sample of 20 students, 13 prefer pizza. Estimate how many of the 400 students in the school prefer pizza.
In a random sample of 20 students, 15 prefer pizza. Estimate how many of the 200 students in the school prefer pizza.
In a random sample of 50 students, 16 prefer pizza. Estimate how many of the 500 students in the school prefer pizza.
In a random sample of 40 students, 19 prefer pizza. Estimate how many of the 1000 students in the school prefer pizza.
In a random sample of 50 students, 25 prefer pizza. Estimate how many of the 1000 students in the school prefer pizza.