Exhibit 13-8
the Following Estimated Regression Model Was Developed Relating $\hat { Y }$

question 136

Multiple Choice

Exhibit 13-8
The following estimated regression model was developed relating yearly income Y in $1,000s) of 30 individuals with their age X1) and their gender X2) 0 if male and 1 if female) .
$\hat { Y }$ =30+0.7X1+3X2
Also provided are SST = 1,200 and SSE = 384.
-Refer to Exhibit 13-8. The model

• A) is significant
• B) is not significant
• C) would be significant is the sample size was larger than 30
• D) None of these alternatives is correct.

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Definitions:

Normal Distribution

A symmetric distribution in the shape of a bell, indicating that occurrences of data close to the mean are more common than those far from the mean.

Statistic

A statistic is a single measure of some attribute of a sample, used to infer or estimate the corresponding attribute in the population.

Pudendal Nerve

A nerve responsible for innervating and providing sensation to the external genitalia, anal region, and urethra.

Pelvic Floor

A group of muscles and ligaments in the pelvic region that support the organs of the pelvis, including the bladder and uterus.