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 12:30, vanessam16

Listed below are the measured radiation absorption rates? (in w/kg) corresponding to 11 cell phones. use the given data to construct a no plot and identify the 5- number summary

Answers: 2

Mathematics, 22.06.2019 01:30, macnasiahamiel

Identify the sampling technique that is a simple random sample for obtaining the opinions of car buyers. selecting one hundred available customers that buy a car on monday selecting one hundred car buyers that buy a car that seats 7 or more passengers selecting one hundred car buyers out of ten thousand car buyers using a random number generator selecting one hundred car buyers in the same city

Answers: 3

Johnny wants to know how many students in his school enjoy watching science programs on tv. he poses...

Mathematics, 25.01.2020 20:31