Write as a percent.62.273

Identify the type of argument and determine its validity with a Venn diagram.Premise: If you try hard, then you will succeed.Premise: You did not try hard.Conclusion: You will not succeed.

Determine whether the study involves selection bias, participation bias, both selection bias and participation bias, or neither.A researcher published this survey result: “74% of people would be willing to spend 10 percent more for energy from a non-polluting source.” The survey question was announced on a national radio show and 1,200 listeners responded by calling in.

Determine whether the study involves selection bias, participation bias, both selection bias and participation bias, or neither.You are interested in the degree of satisfaction amongst customers at your video store. For one week, you hand a customer satisfaction questionnaire to every customer who comes into the store and ask them to fill it out and place it in a box after they check out.

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.

Decide whether the argument is inductive or deductive.His last four at bats were strikeouts. Therefore, the next one will be a strikeout.

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.The following Venn diagram describes the types of cookies in a bakery. Use it to determine how many chocolate chip cookies do not also have walnuts.

Solve the problem.The regular selling price of an item is $264. For a special year-end sale the price is at a markdown of 20%. Find the discount sale price.

Make a truth table for the given statement. The letters p, q, r, s represent propositions.r ∨ ~s