The time required to finish a test is normally distributed with a mean of 60 minutes and a standard deviation of 10 minutes. What is the probability that a student will finish the test in less than 70 minutes?

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The time required to finish a test is normally distributed with a mean of 60 minutes and a standard deviation of 10 minutes. What is the probability that a student will finish the test in less than 70 minutes?

Mathematics
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At vero eos et accusamus et iusto odio dignissimos ducimus qui blanditiis praesentium voluptatum deleniti atque corrupti quos dolores et quas molestias excepturi sint occaecati cupiditate non provident, similique sunt in culpa qui officia deserunt mollitia animi, id est laborum et dolorum fuga. Et harum quidem rerum facilis est et expedita distinctio. Nam libero tempore, cum soluta nobis est eligendi optio cumque nihil impedit quo minus id quod maxime placeat facere possimus, omnis voluptas assumenda est, omnis dolor repellendus. Itaque earum rerum hic tenetur a sapiente delectus, ut aut reiciendis voluptatibus maiores alias consequatur aut perferendis doloribus asperiores repellat.

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do you know what z test is ?
@rvc Do you know how to do this?
  • rvc
ah i knew this but now i forgot lol sorry :(

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it might take 10 more mins for a student cause they could be the last one done , or they could have been late ...the reason why a student might take 70 mins cause they are focused or they may have problems it depends ...i just gave u a reasonable answer
@Ddaddysgirl13 I think you have missed the point that his is a numeric question with a numeric answer @Upinlamecity Do oyu know the 68,95,97.5 rule? What proportion of the |dw:1435322319275:dw|normal distribution curve lies between the mean and +1SD?

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