What is the difference between the independent samples t test and the Mann-Whitney U test? Asked differently, when would it be appropriate to use each one?

A researcher is examining the link between pet ownership (three categories: no pet, dog, cat) and depression (two categories: Yes, No). In the Results section of her publication, you read the information: ?2(2, N = 800) = 6.72, p < .05.


Ans: We use the independent samples t test when our outcome variable is scale data, and we use Mann-Whitney U when our outcome variable is ordinal data.

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Summarize the criticisms that have been made of Kohlberg's theory of moral development in terms of (a) accelerating development, (b) the use of moral dilemmas to assess stages of moral development, (c) the types of issues that Kohlberg was interested in, and (d) the role of characteristics other than moral reasoning

What will be an ideal response?

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The term ____________________ means allowing just the right amount, at the right time, of any pleasure

Fill in the blank(s) with correct word

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Ainsworth's experimental procedure in which the attachment of an infant to the parent is observed after the parent has left the infant with a stranger, and has then returned

a. Ainsworth model b. attachment c. strange situation d. empathic reasoning

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Individual and institutional racism in the United States are similar in that

A. Both result in discrimination and oppression. B. Both have clearly identifiable perpetrators. C. Both are rooted in laws, policies, or societal rules. D. Both are clear and obvious to people who advocate social justice. E. All of above. F. Two of above.

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