Answer:
The correct option is;
We cannot infer a cause and effect relationship because we do not have a control group
Step-by-step explanation:
The treatment in research involves giving stimulus known as treatment to a group or portion of the sample which are then known as the treatment group while the remaining portion of the the sample are exempted from the stimulus. A successful treatment manipulation is one where members of the treatment group perform higher in the measured metrics of the research than members of the control group.
Given that the researchers gathered data from a random sample of drivers and measurement of several variables including the explanatory variable of the of the research without subjecting a sample to a treatment or having a control group we cannot infer a cause and effect relationship as there are no control group
Answer:
80 customers would buy a banana muffin
Step-by-step explanation:
16/40 x 100 = 40%
40 x 200 = 8000
8000/100 = 80
Answer:
1 2/21
Step-by-step explanation:
3/7+2/3.
Cross mutiply:
7*3 is 21.
3*3 is 9.
7*2 is 14.
14/21+9/21.
Add: 14+9=23.
23/21.
1 2/21.
Hope this helps plz hit the crown :D
Answer:
the answer is B: 4
Step-by-step explanation:
The common factors of 36 and 40 are 1, 2, 4. We can use prime factorization to identify the common factors.