For each situation, provide: A. The MOST appropriate statistical test to apply t
ID: 3151668 • Letter: F
Question
For each situation, provide:
A. The MOST appropriate statistical test to apply to the situation.
B. The conditions/assumptions would need to be verified in order to properly interpret results?
C. The correct null and alternative hypotheses.
D. If the selected test could employ a pooled standard error, explain what condition(s) would need to be examined in order to use a pooled method. If selected test would not involve a pooled estimate then just write “no”
1. You want to test whether a drug loses significant potency, measured in mg, after sitting unopened for a year.
A. Statistical test:
B. Conditions:
C. Hypotheses:
D. Pooled?
2. You want to test whether there is a difference in political party affiliation (Republican or Democrat) between college age females and males.
A. Statistical test:
B. Conditions:
C. Hypotheses:
D. Pooled?
Explanation / Answer
1. You want to test whether a drug loses significant potency, measured in mg, after sitting unopened for a year.
A. Statistical test: t paired test
B. Conditions: normally distruted
C. Hypotheses: Ho and H1
D. Pooled? Yes
2. You want to test whether there is a difference in political party affiliation (Republican or Democrat) between college age females and males.
A. Statistical test: X^2
B. Conditions: expected values
C. Hypotheses: Ho are related, H1 are not related
Related Questions
Navigate
Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.