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A business with 5 copy machines keeps track of how many copy machines need service on a given day.It believes this is binomially distributed with a probability of p = 0.2 of each machine needing service on any given day.It has collected the following based on a random sample of 100 days.
Given this information,assuming that all expected values are sufficiently large to use the classes as shown above,the critical value based on a 0.05 level of significance is 9.4877.
Profit Margins
The difference between the cost of goods sold and the sale price, expressed as a percentage of sales revenue.
Social Networking
The creation and maintenance of personal and professional relationships, especially online, through websites and applications.
Promotional Efforts
Promotional Efforts refer to activities aimed at marketing or advertising a product, service, or brand to increase awareness, interest, and ultimately sales.
Social Media
Websites and applications that enable users to create and share content or to participate in social networking.
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