Mathematics, 29.07.2019 07:30, loanyst7513
Stewart wants to know how many students in his school enjoy watching sports on tv. he asks this question to all 25 students in his science class and finds that 60% of his classmates enjoy watching sports on tv. he claims that 60% of the school's student population would be expected to enjoy watching sports on tv. is stewart making a valid inference about his population? yes, it is a valid inference because he asked all 25 students in his science class yes, it is a valid inference because his classmates make up a random sample of the students in the school no, it is not a valid inference because his classmates do not make up a random sample of the students in the school no, it is not a valid inference because he asked all 25 students in his science class instead of taking a sample from his math class
Answers: 1
Mathematics, 21.06.2019 13:30, brittanydeanlen
Answer the questions in the attachment. a rescue helicopter is at point a and a rescue boat is at point e. the helicopter pilot spots boats in distress at points d and c, with angles as marked in the diagram. figure abce is a rectangle. the altitude of the rescue helicopter, represented by ae, is 5000 feet.
Answers: 1
Stewart wants to know how many students in his school enjoy watching sports on tv. he asks this ques...
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