1Elementary Statistic*Question 6.A psychologist is interested in knowing whether adults who were bullied aschildren differ from the general population in terms of their empathy for others. On aquestionnaire designed to measure empathy, the mean score for the general population is 30.6.Random sampling of 67 scores obtained from individuals who were bullied yielded a mean of39.5 and a standard deviation of 6.6.(Use these numbers only for this question!)What are the degrees of freedom? (numeric value only)
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*Question 7. A psychologist is interested in knowing whether adults who were bullied aschildren differ from the general population in terms of their empathy for others. On aquestionnaire designed to measure empathy, the mean score for the general population is 40.18.Random sampling of 141 scores obtained from individuals who were bullied yielded a mean of82.59 and a standard deviation of 5.01.(Use these numbers only for this question!)What is the z-value or t-value you obtained (your test statistic)? (numeric value only, includingnegative sign if required)
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*Question 11.A psychologist is interested in knowing whether adults who were bullied aschildren differ from the general population in terms of their empathy for others. On aquestionnaire designed to measure empathy, the mean score for the general population is 72.1.