3. Read the following research scenarios and identify the research design. searc

Question

3. Read the following research scenarios and identify the research design. search Scenario investigator wants to know if parental martial status is related to ildren's reading achievement. She also thinks that the parental marital atus may determine socioeconomic level, which in turn may affect ildren's reading level. Therefore, she draws a sample of children from gle-parent homes and a sample of children from married parent homes, t being careful to draw equal numbers of children from among high, ddle, and low socioeconomic strata within the married- and single- rent groups. She compares the reading achievement level of both ups. investigator wants to know if elementary-age children who have perienced the death of a parent are helped by a counseling group sisting of other children who have experienced a death in the family. randomly selects children for this special counseling group, comparing ir emotional adjustment at the beginning of treatment with their otional adjustment following a year of the specialized group nseling. investigator wants to know if elementary-age children have erienced the death of a parent are better helped by a counseling group sisting only of other children who have experienced a death in the ily or by a counseling group consisting of children demonstrating a e range of behavioral and emotional issues. He randomly assigns dren to the two groups and compares each groups' emotional stment following a year of group counseling. Design (1 point each)

Explanation / Answer

1)

It is a completely randomized design.Here the childrens are chosen randomly from two population and the achievement of these two groups are being measured.

2)

It is a Longitudinal design or also called repeated measure design. Here the behaviour of a group of children are being measured over time in repeated manner

3)

It is a Longitudinal randomized design. Here the two groups are randomly assign with childerens and their behaviour are being compared over time in repeated manner.

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