|
Forty students were surveyed. Some of the results are shown. Please complete the two-way frequency table. Find the probability that a student plays basketball.Write your answer as a fraction in simplest form. Girls Boys Total Volleyball 13 Basketball 22 8 Total 40 What is the probability that a person does not exercise, given the person is overweight? Write your answer as a percent. No exercise Exercise Total A survey was given to 70 adults. Some of the results are shown. Please complete the two way table. Over- weight 25 4 Healthy % 3 Total 46 70 Of the ___ boys who answered the survey, ___ prefer chemistry. The probability that a random student that is surveyed is a girl is ____. The probability a student prefers biology, given the student is female, is ____. The probability that a random student surveyed prefers chemistry is ____. Janice asked 100 students if they like biology, physics, or chemistry the best. The results are shown in the table. Complete each question by dragging the correct value. 62 ? 16 ? 1950 ? 23% ? 0.55 ? Given that a student did not do the revision, what is theprobability that the student passed the test? What is the probability that a student surveyed didn't do the revision and failed the test? This question has two parts. A PE teacher surveyed her students as to how many hours of exercisethey get each week. The results of the survey are shown in the table. Part A: What fraction of the grade 9 students exercise for more than 5 hours each week? Write your answer in simplest form. This question has two parts. A PE teacher surveyed her students as to how many hours of exercisethey get each week. The results of the survey are shown in the table. Part B: What percent of the students who excercise for less than 5 hours each week are in grade 8? % |