# Question 14 5 out of 5 points given the properties of

• Test Prep
• amandaluna29
• 49
• 90% (82) 74 out of 82 people found this document helpful

This preview shows page 23 - 27 out of 49 pages.

Question 14 5 out of 5 points Given the properties of the standard normal curve, we know that _____ percent of all scores fall below the mean and _____ percent fall above the mean. Selected Answer: 50; 50 Answers: 68; 68 50; 50 34; 34 48; 48
Question 15 5 out of 5 points In a normal standard curve, approximately _____ percent of scores fall within 2 standard deviations from the mean
96
68 Question 16 5 out of 5 points A distribution of means would be more likely to have a(n) _____ compared to a distribution of raw scores.
Question 17 5 out of 5 points On the first statistics exam, the class average was 70 with a standard deviation of 6. Adam scored 82. What is his z score?
2.0 Question 18 5 out of 5 points The symbol for the population mean is: Selected Answer: . μ Answers: . μ . Σ . σ m.
Question 19 5 out of 5 points The z distribution is a normal distribution of _____ scores.
population mean standardized raw Question 20 5 out of 5 points The formula for calculating a z score is: σ σ μ
Question 1 5 out of 5 points The formula for z based on the mean of a sample is: σ μ μ σ σ
Question 2 5 out of 5 points The process of standardization involves the conversion of raw scores to _____ scores. Selected Answer: standard Answers: linear standard normal nonlinear
Question 3 5 out of 5 points According to _____, as sample size increases, the distribution of _____ assume a normal curve.
Question 4
5 out of 5 points A person with a z score of 0 would have a raw score equal to: Question 5
5 out of 5 points The mean of the distribution of a set of z scores is: