Mathematics, 27.08.2021 18:10, EndiaGracee
An experiment was designed using school children as subjects to determine whether milk prevented their catching colds. The researcher randomly assigned 100 school children to two groups - one group of 50 to receive a cup of milk at school each day and the other group of 50 to receive no milk at school. What is the response variable? Remember: The response variable is measured on the individual.
A. Whether the child received a cup of milk at school each day
B. Whether the child caught a cold
C. The number of children who received a cup of milk at school each day
D. The number of children who caught a cold
Answers: 1
Mathematics, 21.06.2019 19:00, priscillaan
Solve 3x-18=2y and 5x-6y=14 by elimination or substitution . show all !
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Mathematics, 21.06.2019 21:50, rubieceleste548
Rachel is studying the population of a particular bird species in a national park. she observes every 10th bird of that species that she can find in the park. her conclusion is that the birds living in the park who belong to that species generally feed on insects. rachel's sample is . based on the sample she picked, rachel's generalization is . reset next
Answers: 1
An experiment was designed using school children as subjects to determine whether milk prevented the...
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