Mathematics, 09.02.2021 03:40 KimberlyC
8. A drug and placebo were tested on 23 people each to study their effect on cholesterol. The mean cholesterol levels with the people on the new drug are 195 and SD of 35. The values for placebo sample are 245 and SD of 31. Using 5% level of significance, does the drug have effect on lowering the cholesterol.
Answers: 2
Mathematics, 21.06.2019 14:40
Which statement most accurately describe why the division property of exponents does not apply to the expression (-8)^2/(-3)^4
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Mathematics, 21.06.2019 15:00
Given the choice between receiving $1.000.000 in one month or a single penny-doubled everyday for the period of one month; which option would you choice? show your work to support your answer. (assume that 1 month=30 days)
Answers: 1
Mathematics, 21.06.2019 19:10
What is the quotient of m^6/5 ÷ 5/m^2? assume m does not equal pl
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Mathematics, 21.06.2019 21:00
Graph the system of inequalities presented here on your own paper, then use your graph to answer the following questions: y < 4x − 8 y is greater than or equal to negative 5 over 2 times x plus 5 part a: describe the graph of the system, including shading and the types of lines graphed. provide a description of the solution area. (6 points) part b: is the point (5, −8) included in the solution area for the system? justify your answer mathematically. (4 points)
Answers: 3
8. A drug and placebo were tested on 23 people each to study their effect on cholesterol. The mean c...
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