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Romashka-Z-Leto [24]
2 years ago
14

( 0 0

Mathematics
1 answer:
ch4aika [34]2 years ago
7 0
<h2>D. If subjects knew they were receiving an active treatment, researchers would not have known if any improvement was due to the new medication or to the expectation of <u>feeling </u>better. If the researchers knew which subjects received which treatments, they might have treated one group of subjects differently from the other group.</h2><h2 />

For your question... the answer would be D

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I need help with all 4 of these . And I do need to show work for all of them
malfutka [58]

Answer:


Step-by-step explanation:

11) Profit = Selling price - purchase price - other expenses

= (2000*7)-12780-26=1194

12)  Profit = Selling price - purchase price - other expenses

=52.25(550)-28275-32=430.50=430(after rounding off)

13) Annual interest on bond

=INterest rate on face value of bond for 1 year

=2000(6%)=120

14)Cost of bond

= quoted value (rate)

=3500(80.5)

=2817.50

15) Cost of bond

= quoted value (rate)

=4250(83.5)

=3548.75


3 0
3 years ago
Drag the dots to plot (7 1/2, -2) (-3,7) and (2,0)
kirill115 [55]

Step-by-step explanation:

7 1/2 = 7 + 1/2 = 14/2 + 1/2 = 15/2 = 7.5

check the attached picture.

:)

4 0
3 years ago
Help please...........
ElenaW [278]
Parallel lines always have the same slope.  In fact that is the definition of parallel lines :P  (Technically they have the same slope and different y-intercepts, because parallel lines can never intersect...)

D
7 0
3 years ago
What is the GCF of 48 and 16?
antiseptic1488 [7]
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3 years ago
Just question eleven .
gregori [183]
I’m pretty sure a is always and b is sometimes.
7 0
2 years ago
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