The unique vocal timbre used in singing from four different methods of sound production. a. throat boxing b. katajjaq c. duels d. experimentally

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.

Humans are the only animals capable of communication

What is the rule relating the ratio of marginal utility to prices of two goods at the optimal choice? explain why, if this rule does not hold, the choice cannot be utility-maximizing.