Mathematics, 18.10.2019 10:00 gabrielbergemancat
Johnny wants to know how many students in his school enjoy watching science programs on tv. he poses this question to all 26 students in his science class and finds that 75% of his classmates enjoy watching science programs on tv. he claims that 75% of the school's student population would be expected to enjoy watching science programs on tv. is johnny making a valid inference about this population? (5 points)
yes, it is a valid inference because his classmates make up a random sample of the students in the school
yes, it is a valid inference because he asked all 26 students in his science class no, it is not a valid inference because he asked all 26 students in his science class instead of taking a sample from his math class
no, it is not a valid inference because his classmates do not make up a random sample of the students in the school
Answers: 3
Mathematics, 21.06.2019 14:40
Given the statements, "a square root of 16 is 4," and "a square root of 9 is -3," complete the following blanks with the correct truth-values. p is and q is , so the statement, "a square root of 16 is 4 or a square root of 9 is -3" is .
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Johnny wants to know how many students in his school enjoy watching science programs on tv. he poses...
Biology, 18.10.2019 19:30