A certain psychological test measures empathy and emotional intelligence. The scores for both senior and first-year students at a large university follow an approximately Normal distribution. The mean and standard deviation of the difference D = S – F in scores for a randomly selected pair of senior and first-year students are μD = 19 and σD = 44.6878.

Use the z-table to answer the question.

What is the probability that the first-year student shows a higher emotional intelligence test score in a randomly selected senior/first-year pair?
0.1976
0.3354
0.6646
0.8024

step-by-step explanation:

if you want to solve percent error follow these steps.

1. subtract the accepted value from the experimental value.

2. take the absolute value of step 1.

3. divide that answer by the accepted value.

4. multiply that answer by 100 and add the % symbol to express the answer as a percentage.

if you want to solve percent of change just do this.

1. work out the difference (increase) between the two numbers you are comparing.

2. divide the increase by the original number and multiply the answer by 100. if your answer is a negative number then this is a percentage decrease.

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step-by-step explanation: