Math (The normal curve)

Determine the are aunder the standard mnormal curve that lies to the left of
(a) Z= -1.68, (b) Z= -0.28,
(c) Z= -1.38, and (d) Z= 1.52

  1. 👍 0
  2. 👎 0
  3. 👁 97
asked by Shay
  1. Find Z scores in table in back of your stats book labeled something like "area under normal curve".

    Remember that "to the left" means values below that score. Also note that negative Z scores are below the mean.

    1. 👍 0
    2. 👎 0
    posted by PsyDAG
  2. Determine the area under the standard normal curve that lies between the following z scores. Use a table if necessary. Round your answer to four decimal places.

    z = 0.36 and z = 1.93

Respond to this Question

First Name

Your Response

Similar Questions

  1. Statistics

    how do I find z such it lies 5.3% to the left of the standard normal curve?

    asked by Donzella Washington on December 2, 2018
  2. Statistics

    find z such that 97.5% of the standard normal curve lies to the left of z

    asked by John on June 14, 2010
  3. Statistics

    find z such that 5.2% of the standard normal curve lies to the left of z

    asked by John on June 14, 2010
  4. statistics

    Find z such that 7.1% of the standard normal curve lies to the left of z ?

    asked by leia on March 19, 2014
  5. Statistics

    Find z such that 44.0% of the standard normal curve lies to the left of z. 0.151 -0.772 -0.151 -1.519 1.519

    asked by Alex on June 20, 2010
  6. Research &Evaluation

    Need help on the following question...Please How many ways can an IRS auditor select 6 if 12 tax returns for an audit Use a table of areas to find the specified area under the standard normal curve. The area that lies to the left

    asked by Denim on September 7, 2008
  7. biology please help

    one question left and just cant find the answer how to determine the accuracy of an estimate of the size of a dna fragment using a standard curve on semilog graph paper

    asked by sam on April 14, 2009
  8. Statistics

    x=3-0 . What percentage of the area under the normal curve lies to the left of ( 16.0% 15.80% 2.50% 0.50% having trouble with this my answer was 15.00% 0.15%

    asked by Jack on June 20, 2010
  9. math

    Find the z-score such that the area under the standard normal curve to the left is 0.82. ______ is the z-score such that the area under the curve to the left is 0.82. (round 2 decimal places as need)

    asked by Elaine on December 3, 2013
  10. Statistics

    find z such that 6.6% of the standard normal curve lies to the right of z. (Round your answer to two decimal places.)

    asked by Amy on November 16, 2016

More Similar Questions