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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

Use braces to write the members of the set, or state that the set has no members.The whole numbers greater than 4 and less than 8

The statement connects two individual propositions with the word and. State whether the entire statement is true or false, and explain why.2 + 8 = 10 and 6 × 3 = 24

Determine whether the statement is true or false.If horses have six legs, then Benjamin Franklin was the first president of the United States.