A Multinational Firm Manufactures Several Types of 1280 × 1024

question 39

Multiple Choice

A multinational firm manufactures several types of 1280 × 1024 LCD displays in several locations. They designed a sampling experiment to analyze the number of pixels per screen that have significant color degradation after 52,560 hours (six years of continuous use) using accelerated life testing. The Excel ANOVA table for their experiment is shown below. Some table entries have been obscured. The response variable (Y) is the number of degraded pixels in a given display. $$\begin{array} { | l | c | c | c | c | c | c | } \hline \text { Source of Variation } & S S & d f ^ { \prime } & M S & F & P \text {-value } & F \text { crit } \\\hline \text { Country of origin } & 202.9 & & 101.45 & 4.163475 & 0.021927 & \\\hline \text { Display type } & 233.2333 & & 58.30833 & & & \\\hline \text { Interaction } & 147.7667 & & 18.47084 & & & \\\hline \text { Error } & 1096.5 & 45 & 24.36667 & & & \\\hline \text { Total } & 1680.4 & 59 & & & & \\\hline\end{array}$$ At ? = .05, the interaction effect is:

• A)clearly significant.
• B)just barely significant.
• C)not quite significant.
• D)clearly insignificant.

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Definitions:

Milgram Experiment

A psychological experiment conducted by Stanley Milgram in the 1960s to study obedience to authority, where participants were instructed to administer electric shocks to another person.

Stanford University Prison Experiment

A psychological study conducted by Philip Zimbardo in 1971 at Stanford University, where students were assigned roles of prisoners and guards to explore the effects of perceived power.

Generalization

Drawing a conclusion about a certain characteristic of a population based on a sample from it.

Logical Support

The provision of reasons or evidence to justify a claim or argument.