Find the z-scores that separate the middle 67% of the distribution from the area in the tails of the standard normal distribution. ..... The z-scores are (Use a comma to separate answers as needed....

Extracted text: Find the z-scores that separate the middle 67% of the distribution from the area in the tails of the standard normal distribution. ..... The z-scores are (Use a comma to separate answers as needed. Round to two decimal places as needed.)