View the step-by-step solution to:


Use the table to find the standard score and percentile of the following data values.

a. A data value


2.8 standard deviations

deviations below

below the mean.

b. A data value 1.4

1.4 standard deviations

deviations below

below the mean.

c. A data value 3

3 standard deviations

deviations above

above the mean.


Click the icon to view the standard scores and percentiles for a normal distribution.

a. The standard score is


​, and the percentile is



Recently Asked Questions

Why Join Course Hero?

Course Hero has all the homework and study help you need to succeed! We’ve got course-specific notes, study guides, and practice tests along with expert tutors.

  • -

    Study Documents

    Find the best study resources around, tagged to your specific courses. Share your own to gain free Course Hero access.

    Browse Documents
  • -

    Question & Answers

    Get one-on-one homework help from our expert tutors—available online 24/7. Ask your own questions or browse existing Q&A threads. Satisfaction guaranteed!

    Ask a Question
Ask Expert Tutors You can ask You can ask ( soon) You can ask (will expire )
Answers in as fast as 15 minutes