Which statement best defines economics? the study of business management
the study of using natural resources
the study of buying and selling decisions
the study of strategies to lower opportunity costs

Which of the following scenarios illustrates the error in thinking known as overconfidence? choose the correct answer from the following choices, and then select the submit answer button. over the years, about 45 percent of the students in dr. hunt's introductory psychology course have correctly predicted their major, but their confidence in this prediction has been about 75 percent on average. maria was afraid she would fail her introductory psychology midterm. when she got an a, she convinced herself that she had known all along she would do well on the exam. over the years, about 45 percent of the students in dr. hunt's introductory psychology course have correctly predicted their major, and their confidence in this prediction has also been about 45 percent on average. five students in dr. hunt's introductory psychology course were unwilling to predict major because they were afraid of making an incorrect prediction.

Arecent poll of 500 residents in a large town found that only 36% were in favor of a proposed referendum to build a new high school. find the margin of error for this poll if we want 95% confidence in our estimate of the percentage of residents in favor of this proposed referendum.

Which of the following variables has the strongest influence on the variations found in american family life? a. race and ethnicity b. religious affiliation c. social class and culture d. education and occupation