Answer:
ur mom
Step-by-step explanation:
Answer: Jennifer didn't randomly assign participants to the control and experimental group.
Step-by-step explanation: In the scenario discussed above, Jennifer failed to perform a random assignment of the participants who took part in the survey, that is the experimental group, those who receive the treatment and the control group, those who don't. Random assignment is required in other to address the issue of bias in our experiment. She was supposed to perform a random assignment of the participants to the two groups instead of asking them to make a choice.
On the bottom left, the answer is subtraction property of equality because you need to subtract 4x to the 7x to simplify the equation.
61/4 % converted into a decimal is 15.25
The answer is B and I am happy to help you out