Determining if the method of randomization is either <u>appropriate</u> or <u>not</u> for each given situation includes:
A. Inappropriate
B. Appropriate
C. Appropriate.
<h3>What is randomization?</h3>
Randomization is the process of assigning research participants by chance to separate treatment groups.
Using a random drawing to assign subjects to groups and <u>flipping a fair coin</u> to assign participants to the experimental or control groups are instances of randomization.
Thus, the randomization method for experiment A is inappropriate, unlike experiments B and C.
Learn more about randomization at brainly.com/question/24466382
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Answer:
increase
Step-by-step explanation:
percentage increase = new value (5) - original value (4) /original value (4) x 100
5-4 = 1
1/4 = .25
.25 x 100 - 25%
percentage decrease = original value -new l value / original value x 100
X= - 0.4231
Step-by-step explanation:
Step 1:
The given equation can be expressed as

Here to find the value of X BODMAS rule is applied
BODMAS= Brackets Orders Division Multiplication Addition Subtraction
Step 2:
Expand the given equation






According to the probability distribution, there is a 0% probability that a randomly selected student earns more than 18 credits.
- A student earns 3 credits <u>per course</u>.
Thus, the probability distribution for the <u>number of credits earned</u> is:






Since no person takes more than 6 courses, there is a 0% probability that a randomly selected student earns more than 18 credits.
A similar problem is given at brainly.com/question/25117113