A researcher ran a study to examine whether number of books in the home was associated with vocabulary size in 4-year-olds. One group of participants came from a large daycare centre in a major city and the other group came from a small home-based centre. Parents of all children completed a questionnaire that asked about number of books in the home. All children also completed a brief vocabulary assessment. The researcher observed that children who had more books in the home had larger vocabularies. This association was the same for children at both daycare locations. This study_____ an example of a true experimental design. The researcher ________conclude that number of books in the home leads to a larger vocabulary size. A) is; cannot B) is; can C) is not; can D) is not; cannot
A researcher ran a study to examine whether number of books in the home was associated with vocabulary size in 4-year-olds. One group of participants came from a large daycare centre in a major city and the other group came from a small home-based centre. Parents of all children completed a questionnaire that asked about number of books in the home. All children also completed a brief vocabulary assessment. The researcher observed that children who had more books in the home had larger vocabularies. This association was the same for children at both daycare locations. This study_____ an example of a true experimental design. The researcher ________conclude that number of books in the home leads to a larger vocabulary size.
A) is; cannot
B) is; can
C) is not; can
D) is not; cannot
Research is a systematic study of a particular topic that contributes to the pool of knowledge. There are different types of research designs. True experiments and correlational studies are both types of quantitative research designs. Quantitative research begins with stating the problem, developing a topic, forming a hypothesis, collecting data and analyzing it and then using it to accept or reject the hypothesis, and finally drawing conclusions based on the hypothesis.
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