which situation is an example of an observational study?
a. placing different groups of...
Mathematics, 13.01.2020 03:31 tmantooth7018
which situation is an example of an observational study?
a. placing different groups of people in different colored rooms and recording their mood
b. finding the number of red jellybeans placed in an average jar of jellybeans by counting
c. dividing a class into thirds, giving each third a different amount of time to read, and then testing comprehension
d. having customers fill out a questionnaire about their favorite brand of toothpaste
Answers: 2
Mathematics, 21.06.2019 14:30, anitadefrances
Triangle jkl was dilated using the rule dm, 1/3 the image, triangle j’ k’ l’ is the result of the dilation. a.5 units b.7.5 units c.10 units d.12.5 units
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Mathematics, 21.06.2019 15:30, hannahking1869
Which conjunction is disjunction is equivalent to the given absolute value inequality? |x+2|< 18
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Mathematics, 21.06.2019 16:30, monica1400
The hawaiian alphabet has 12 letters. how many permutations are posible for each number of letters?
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Mathematics, 03.01.2020 21:31
Mathematics, 03.01.2020 21:31
Mathematics, 03.01.2020 21:31
History, 03.01.2020 21:31