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Use the guidelines to evaluate the study. From the information given, what is the biggest flaw in the study?A fitness company conducted a study to test the effectiveness of its new weight-loss supplement. 400 adults looking to lose weight were selected at random and randomly assigned to either a group receiving the supplement or a placebo group. The experiment was double blind. The results were analyzed by researchers employed by the fitness company.

Use braces to write the members of the set, or state that the set has no members.The whole numbers greater than 2 and less than 6

The statement connects two individual propositions with the word or. State whether the entire statement is true or false, and explain why.6 + 3 = 9 or 2 × 9 = 18

Solve the problem.For the study described below, identify the sample.A researcher is interested in the level of stress among emergency-room nurses in the U.S. 275 emergency-room nurses were interviewed to determine their level of stress. Each nurse was assigned a stress rating based on his or her answers to a number of questions. The average stress rating for the 275 nurses was determined.

True or false?If you score 50% on the midterm math exam and 70% on the final exam, your overall score will be greater than 60%. Assume that the final counts for 60% of the grade and that the midterm counts for 40% of the grade.

Use braces to write the members of the set, or state that the set has no members.The whole numbers greater than 6 and less than 10

The argument given or described involves some kind of fallacy. Identify the fallacy.After getting new dishes, I started to sneeze. I must be allergic to the new dishes.

Draw a Venn diagram to determine whether the argument is valid.Premise: All cats have fur.Premise: Bella has fur.Conclusion: Bella is a cat.

Evaluate the validity of the chain of conditionals.Premise: If it is raining, then the ground will be wet.Premise: If the sprinkler is on, then the ground will be wet.Conclusion: If it is raining, then the sprinkler is on.

Determine whether the statement is a proposition.0.7 = 0.07