The theory, methods, and practice of testing a hypothesis by comparing it with the null hypothesis. The null hypothesis is only rejected if its probability falls below a predetermined significance level, in which case the hypothesis being tested is said to have that level of significance.
Answer:
It means when 2 bones grow closer to each other and causes pain. This procedure fuses, or “welds,” together the two bones that make up your aching joint. It causes the bones to become one solid bone, and it can lessen your pain.
Explanation:
B. Stomach Ulcers is the correct answer