Mathematics, 09.01.2020 17:31 rodriguezscarlet1713
Jacob wants to know how many students in his school enjoy watching space travel programs on tv. he poses this question to all 20 students in his history class and finds that 80% of his classmates enjoy watching space travel programs on tv. he claims that 80% of the school's student population would be expected to enjoy watching space travel programs on tv. is jacob making a valid inference about this population?
Answers: 2
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Bo is buying a board game that usually costs bb dollars. the game is on sale, and the price has been reduced by 18\%18%. what could you find the answer?
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Stu and ambrose are working together on a study of whether diet is related to students' mental health. first, they randomly select 10 students from the student center and 10 students from the office of counseling and psychological services. then, they ask students to rate their diet in terms of healthiness on a scale of 1-100 before completing a 20-item mental health survey. a) name one of the constructs being studied b) how was the construct you named above operationally defined in this experiment? e) was the variable you described above their independent variable, their dependent variable, or a controlled variable? d) what is a confounding variable? what is a potential confound in this study?
Answers: 3
Jacob wants to know how many students in his school enjoy watching space travel programs on tv. he p...
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