all 800 students at amayas school took a survey to help choose a new item for the lunch menu. the table…

all 800 students at amayas school took a survey to help choose a new item for the lunch menu. the table shows the results of a random sample of 10 students who took the survey. based on the sample, which is the best estimate of the number of students at the school who chose a spring roll? 200 students 260 students 320 students 400 students item frequency veggie wrap 3 hummus and pita 1 empanada 2 spring roll 4

all 800 students at amayas school took a survey to help choose a new item for the lunch menu. the table shows the results of a random sample of 10 students who took the survey. based on the sample, which is the best estimate of the number of students at the school who chose a spring roll? 200 students 260 students 320 students 400 students item frequency veggie wrap 3 hummus and pita 1 empanada 2 spring roll 4

Answer

Explanation:

Step1: Calculate sample proportion

The proportion of students who chose spring - roll in the sample is $\frac{4}{10}=0.4$.

Step2: Estimate for total students

Multiply the proportion by the total number of students in the school. So the estimate is $0.4\times800 = 320$.

Answer:

320 students