Answer:
it is so hard it's optional math bro I tried much
Step-by-step explanation:
hope others can give answers
Answer:
0
Step-by-step explanation:
gradient is change in y coodinates devided by change in x coordinates which is (-2-8)÷(7-7) being that 7-7 is zero the whole value will be 0 to mean the slope is 0
Answer:
b
Step-by-step explanation: because 6+6+2+2+=16ft
Answer: The placebo group serves as the control group because this group corresponds to the reference point that will be compared to the other group.
Step-by-step explanation:
The control group is a reference point in an experiment they usually never receive any treatment and serves as benchmark to compare other test result which are measured. The control groups also includes individual with similar characteristics like those been tested e.g Age, health history.
Members in a control group are usually given placebos and usually do not know that they are part of the control group. This helps the researcher determine the effectiveness of the study being carried out.
Answer:
gbtgbrthrefhrthtgrfdhtygfghtygfdghetygfvcdheyrgvfh56trgfh56jytgfvbg546trgfvcyh5tgfffdgnhefsdhyedfhgfeg
Step-by-step explanation:
