TABLE 11-12
The marketing manager of a company producing a new cereal aimed for children wants to examine the effect of the color and shape of the box's logo on the approval rating of the cereal. He combined 4 colors and 3 shapes to produce a total of 12 designs. Each logo was presented to 2 different groups (a total of 24 groups) and the approval rating for each was recorded and is shown below. The manager analyzed these data using the α = 0.05 level of significance for all inferences.
Analysis of Variance
Source df SS MS F p
Colors 3 2711.17 903.72 72.30 0.000
Shapes 2 579.00 289.50 23.16 0.000
Interaction 6 150.33 25.06 2.00 0.144
Error 12 150.00 12.50
Total 23 3590.50
-Referring to Table 11-12, the mean square for the factor shape is ________.
Definitions:
Q2: Referring to Table 9-7, the parameter the
Q12: Referring to Table 12-2, the null hypothesis
Q16: Referring to Table 10-13, suppose α =
Q73: If the correlation coefficient (r) = 1.00,
Q75: Given the following information, calculate the degrees
Q105: Referring to Table 10-13, suppose α =
Q125: Referring to Table 12-2, the p-value of
Q129: Referring to Table 11-2, the within group
Q210: Referring to Table 11-11, what degrees of
Q276: Referring to Table 14-3, to test whether