Ricardo wants to study the academic performance of graduate students in the United States. First, he decides that he will study schools in only 15 states and randomly selects those states. He then randomly selects 30 schools from these 15 states. Over a period of 3 months, Ricardo travels to these 30 schools and studies the academic performance of their students. Identify the sampling technique used by Ricardo in this scenario.
What will be an ideal response?
cluster sampling
Psychology
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As schoolchildren begin to use social comparison rather than simply comparing their own past and present performance abilities, their self-esteem tends to suffer
Indicate whether this statement is true or false.
Psychology
Which statement most accurately depicts middle age?
It is a time of severe emotional crisis. There are very few changes at midlife. Changes do not necessarily cluster around age 40. It always begins at age 40.
Psychology