Find the z-scores for which 98% of the distributionʹs area lies between -z and z.
A)(-2.33, 2.33)
B)(-1.645, 1.645)
C)(-1.96, 1.96)
D)(-0.99, 0.99)

Question

Quizplus · Accepted Answer

The z-scores that capture 98% of the distribution's area in a standard normal distribution are approximately -2.33 and 2.33. This is because the tails (1% on each side) are left out, corresponding to the critical values for a 98% confidence interval.

Find the Z-Scores for Which 98% of the Distributionʹs Area