Check assumptions / conditions for two-sample t-test.
-Data were collected on annual personal time (in hours) taken by a random sample of 16
Women and 7 men employed by a medium sized company. The women took an average of 24.75 hours of personal time per year with a standard deviation of 2.84 hours. The men
Took an average of 21.89 hours of personal time per year with a standard deviation of 3.29
Hours. The Human Resources Department believes that women tend to take more personal
Time than men because they tend to be the primary child care givers in the family. The t-
Test for two means is appropriate in this situation because
A) women and men are dependent samples.
B) women and men are independent samples.
C) women and men are matched samples.
D) the observations are paired.
E) None of the above.
Correct Answer:
Verified
Q1: Apply the pooled t-test.
-Data were collected on
Q2: Write hypotheses for the paired t-test.
-An
Q3: Create a confidence interval for the
Q4: Apply the paired t-test.
-An army depot that
Q9: Create a confidence interval for the difference
Q11: Write hypotheses for the two-sample t-test.
-A
Q14: Which of the following is not an
Q16: Consider the following to answer the question(s)
Q20: Use the following for questions
A mid-sized
Q29: A total of 23 Gossett High
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