http://phs.poteau.k12.ok.us/silvan/worksheet%20review.pdf WebApr 18, 2014 · Grade 7 students were surveyed to determine how many hours per day they spent on various activities. Eating is 8%, homework is 8%, sleeping is 33%, TV is …
Grade 7 students were surveyed to determine how many hours
WebTranscribed Image Text: A random sample of students was surveyed and asked to list their grade level and whether or not they have a pet. Results are shown in the table below. Pets Survey Pets No Pets 6th grade 10 20 7th grade 10 29 8th grade 17 14 What percent of the total students have a pet? Round your answer to the nearest tenth of a percent. WebA grocery store polls every twentieth customer to determine if they are satisfied with the cleanliness of the store. ... A random sample of 40 students from each grade level was surveyed regarding their preference for a class field trip. If there are 220 members of the 7th grade class, then how many students can be expected to prefer the zoo ... completely automobile free bucket brigades
Honors Geometry - Chapter 7 Study Guide - Erie City School …
WebExample—A student council surveys 100 100 1 0 0 100 students by getting random samples of 25 25 2 5 25 freshmen, 25 25 2 5 25 sophomores, 25 25 2 5 25 juniors, and 25 25 2 5 25 seniors. Why it's good: A stratified sample guarantees that members from each group will be represented in the sample, so this sampling method is good when we want ... WebAug 12, 2024 · Grade 7 students were surveyed to determine how many hours per day they spent on various activities. Eating is 8%, homework is 8%, sleeping is 33%, TV is … WebMay 11, 2024 · Grade 7 students were surveyed to determine how many hours a day they spent on various activities. The results are shown in the circle graph below. Find the measure of the central angle for eating in … ec 503 h axis motor overtime chenille machine