Fnd the area under the standard normal curve between z

Assignment Help Basic Statistics

Reference no: EM13645564

1. Find the area under the standard normal curve between z = -1.5 and z = 2.5.

2. Find the area under the standard normal curve to the right of z = -1.25.

3. Find the area under the standard normal curve to the left of z = 1.25.

4. Use the standard normal distribution to find P(-2.50 < z < 1.50)

5. For the standard normal curve, find the z-score that corresponds to the 90th percentile

6. For the standard normal curve, find the z-score that corresponds to the first quartile.

7. Find the z-scores for which 98% of the distribution's area lies between -z and z.

Reference no: EM13645564

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