Ask Question
2 August, 11:22

Scores on a dental anxiety scale range from 0 (no anxiety) to 20 (extreme anxiety). The scores are normally distributed with a mean of 11 and a standard deviation of 4. Find the z-score for the following raw score: 12

+3
Answers (1)
  1. 2 August, 11:27
    0
    Z-score = (raw score - mean) / standard deviation = (12 - 11) / 4 = 1/4 = 0.25
Know the Answer?
Not Sure About the Answer?
Find an answer to your question 👍 “Scores on a dental anxiety scale range from 0 (no anxiety) to 20 (extreme anxiety). The scores are normally distributed with a mean of 11 ...” in 📗 Mathematics if the answers seem to be not correct or there’s no answer. Try a smart search to find answers to similar questions.
Search for Other Answers