Chapter 11: Q.33 (page 656)
Complete the table
Short Answer
The table is
Chapter 11: Q.33 (page 656)
Complete the table
The table is
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Get started for freeTable contains information from a survey among participants classified according to their age groups. The second column shows the percentage of obese people per age class among the study participants. The last column comes from a different study at the national level that shows the corresponding percentages of obese people in the same age classes in the USA. Perform a hypothesis test at the % significance level to determine whether the survey participants are a representative sample of the USA obese population.
Age Class (Years) | Obese Expected (percentage) | Obese Observed (Frequencies) |
Table
A manager of a sports club keeps information concerning the main sport in which members participate and their ages. To test whether there is a relationship between the age of a member and his or her choice of sport, members of the sports club are randomly selected. Conduct a test of independence.
Graph the situation. Label and scale the horizontal axis. Mark the mean and test statistic. Shade the value.
A sample of students is taken. Of the students surveyed,were music students, while were not. Ninetyseven were on the honor roll, while were not. If we assume being a music student and being on the honor roll are independent events, what is the expected number of music students who are also on the honor roll?
Use a goodness-of-fit test to determine if high school principals believe that students are absent equally during the week or not.
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