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Question

According to Nielsen and Landauer, how many participants are recommended for usability testing to uncover usability problems?

a.

1 participant

b.

3 participants

c.

5 participants

d.

More than 5 participants

Answer: (c).5 participants Explanation:Nielsen and Landauer suggest that usability testing with about 5 participants is likely to uncover a significant portion of usability problems.

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Q. According to Nielsen and Landauer, how many participants are recommended for usability testing to uncover usability problems?

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