Keyboard Speed
Ten administration assistants were selected at random from a large university.The keyboard speed (number of words per minute)was recorded for each secretary on two different brands of computer keyboards.Assume that the typing speeds are not normally distributed.The following results were obtained. 
-{Keyboard Speed Narrative} Perform the sign test to determine if these data provide enough evidence at the 5% significance level to infer that the brands differ with respect to keyboard speed.
Definitions:
Marketing Mix
A combination of factors that can be controlled by a company to influence consumers to purchase its products, traditionally identified as product, price, place, and promotion.
Market Attractiveness
An evaluation metric used to assess the potential for profit and success in a particular market or segment, considering factors like size, growth, and competition.
Product Quality
A measure of the inherent or assigned characteristics of a product that determines its degree of excellence compared to others of a similar nature.
Bubble-Gum Fragrance
A sweet, fruity scent reminiscent of bubble gum, often used in perfumes, personal care products, and flavorings.
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