DrMoynihan Conducts a Study Examining the Relationship Between the Number

question 28

Essay

Dr.Moynihan conducts a study examining the relationship between the number of panic attacks a person experienced in the past month,the number of nightmares experienced in the past month,and people's levels of neuroticism (a personality trait characterized by instability,anxiety,and worry).She collects a convenience sample of 50 community college students (25 males,25 females).Below are her findings.
-A-number of panic attacks in the past month and neuroticism: r = -.03,not sig.
-B-number of panic attacks in the past month and number of nightmares in the past month:
r = -.14 (p = .05)
-C-number of nightmares in the past month and neuroticism: r = .48 (p = .003)

-Of the three findings in Dr.Moynihan's study,which associations are statistically significant? What does it mean that an association is statistically significant?

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Definitions:

Total Tax Rate

The comprehensive rate at which income is taxed, combining the effects of both federal and state rates, and possibly other levies.

Average Tax Rate

The proportion of total income that is paid in taxes, calculated by dividing the total amount of taxes paid by the taxpayer's total income.

Marginal Tax Rate

The rate at which the last dollar of income is taxed, showcasing how much tax will be paid on an additional dollar of income.

Taxable Income

The amount of an individual's or corporation's income used to determine how much tax is owed to the federal government.