TABLE 11-10
an Agronomist Wants to Compare the Crop Yield

question 85

Short Answer

TABLE 11-10
An agronomist wants to compare the crop yield of 3 varieties of chickpea seeds. She plants all 3 varieties of the seeds on each of 5 different patches of fields. She then measures the crop yield in bushels per acre. Treating this as a randomized block design, the results are presented in the table that follows

$$\begin{array} { c r r r } \text { Trial } & \text { Smith } & \text { Walsh } & \text { Trevor } \\\hline 1 & 11.1 & 19.0 & 14.6 \\2 & 13.5 & 18.0 & 15.7 \\3 & 15.3 & 19.8 & 16.8 \\4 & 14.6 & 19.6 & 16.7 \\5 & 9.8 & 16.6 & 15.2\end{array}$$
-Referring to Table 11-10, the among-group variation or SSA is____ .

Identify the appropriate research method based on the sociological question being investigated.

Recognize the significance of random selection in achieving representative samples.

Comprehend the different stages of the research process and the importance of each.

Distinguish between primary and secondary data and their uses in sociological research.