TABLE 10-4 Two Samples Each of Size 25 Are Taken from Independent

question 149

Short Answer

TABLE 10-4
Two samples each of size 25 are taken from independent populations assumed to be normally distributed with equal variances. The first sample has a mean of 35.5 and standard deviation of 3.0 while the second sample has a mean of 33.0 and standard deviation of 4.0.
-Referring to Table 10-4, the critical values for a two-tail test of the null hypothesis of no difference in the population means at the α = 0.05 level of significance are ________.

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Definitions:

PID

Pelvic Inflammatory Disease, an infection of the female reproductive organs.

Infertility

The inability to conceive a child after a year or more of regular sexual intercourse without using birth control.

HIV

Human Immunodeficiency Virus, a virus that attacks the immune system, specifically CD4 cells, leading to a progressive failure of the immune system if not treated.

Symptoms

Observable signs or reported sensations indicating the presence of a disease or medical condition in the body.