A student in agriculture is trying to improve the hardiness of Alpine grasses by cross-pollinating different strains. He plants each of his three types of new grass seed in an Alpine area. He measures mean number of germinating seeds for each of the three kinds to see if they differ. What parametric test would you choose to answer the question?
What will be an ideal response?
Correct Answer:
One-way ANOVA
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Sue and Jacob are both taking the same Psychology course. Sue has a mastery goal orientation while Jacob has a performance-approach goal orientation. Which of the following is not consistent with research on achievement goals?
a. Sue will enjoy the class more than Jacob b. Sue will take more courses in psychology than Jacob c. Sue will perform better in the course than Jacob d. none of the above
Which of the following statements indicate the best supervisory approach to use when there is a varying level of individual or group levels of development, expertise, and commitment?
a. Informational directive supervision is employed if most of the group is at a low decision-making capacity. b. Collaborative approach should be used if the group is at a moderate capacity level. c. Nondirective supervisory approach may be employed if the group is at a high capacity for decision making. d. All of these
Technology helps teachers promote participatory learning and create authentic learning experiences by allowing students to ____
a. create a wiki with results from a group science project b. create a slide show for a history presentation
A researcher computes a test statistic and finds that the p value for this test is 0.03. What does this result mean?
A. There is a 3% likelihood of obtaining the test statistic value, if the null were true. B. The probability of committing a type I error if we retain the null hypothesis is 3%. C. The probability of committing a type II error if we reject the null hypothesis is 3%. D. There is a 3% likelihood that the researchers’ hypothesis is correct.