A school board is interested in whether high school students would like to shift the school day forward by 30 minutes. They decide to conduct a survey and randomly select students who are involved in extracurricular activities. Which statement is true? A. The survey results are most at risk for nonresponse bias. B. The survey results are most at risk for undercoverage. C. The survey results are most at risk for students not being able to answer honestly. D. The survey results are not at risk for any bias.

Based on the information given, the survey results are most at risk for undercoverage.

In this case, the right sample of the students to be collected should have been the high school students. Every student ought to have an equal chance of being picked.

Selection of those that are involved in extracurricular activities shows bias. Therefore, this will bring about an undercoverage.

In conclusion, the correct option is B.

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p> q if you calculate p is100 q is 79

the 2 figures are congruent bc if you reflect abcd over the y axis then over the d axis the figures overlap