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Eighteen individuals who use a particular form of social media were assigned a new user interface to use when logging in to their accounts. After using the new user interface for a week, each individual was asked to rate how easy or hard the new user interface was to use on a scale from 1 (extremely easy) to 9 (extremely hard). Which of the following correctly identifies why this is not a well-designed experiment?A There was a lack of control because not all individuals in the study used login passwords of the same length.B The individuals may not have been randomly selected.C There was not enough replication because the individuals used the new user interface for only one week.D There was a lack of control because not all individuals in the study use social media.E The study was not comparative—only one treatment was used.Answer ECorrect. Well-designed experiments should involve comparisons of at least two treatment groups, one of which could be a control group.

Sagot :

The study here was not comparative—only 1 treatment was used. Thus the right option is E.

What is social media?

A collection of websites and software applications collectively referred to as "social media" place a strong emphasis on communication, content sharing, teamwork, and community-based input.

Social media is used by people to communicate with friends, family, and various communities. Businesses use social media platforms to advertise their products, spread the word about them, and keep track of customer complaints.

Business-to-consumer websites include social features like user comment sections. Businesses can use a variety of tools to track, measure, and analyze the social media attention their company receives, including brand perception and customer insight.

Social media is widely used all over the world. Mobile applications enable access to these platforms. Several well-known examples of general social media platforms include Fakebook, LinkdIn, and Twiter.

Learn more about social media

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