A Multinational Firm Manufactures Several Types of 1280 × 1024

question 56

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. $$\begin{array} { | l | c | c | c | c | } \hline \text { Source of Variation } & \text { SS } & d f & M S & F \\\hline \text { Country of origin } & 202.9 & & 101.45 & 4.163475 \\\hline \text { Display type } & 233.2333 & & 58.30833 & \\\hline \text { Interaction } & 147.7667 & & 18.47084 & \\\hline \text { Error } & 1096.5 & 45 & 24.36667 & \\\hline \text { Total } & 1680.4 & 59 & & \\\hline\end{array}$$ Degrees of freedom for display type will be:

• A)1.
• B)4.
• C)3.
• D)5.

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Definitions:

Mark As Final

A feature in document editing software that designates a document as completed, preventing further modifications.

Encrypt With Password

A security measure where data is scrambled using a password, making it unreadable to unauthorized users without the correct password.

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A document setting that prevents unauthorized users from modifying the content in specific sections or the entire document.

Mark As Final

A function in software that designates a file as complete, making it read-only to indicate that no further edits should be made.