A sample of 25 observations is selected, and the sample correlation coefficient between the variables x and y is r = 0.525. What is the test statistic value for testing 
vs. 
Definitions:
Scabies
A red, intensely itchy rash appearing on the genitals, buttocks, feet, wrists, knuckles, abdomen, armpits, or scalp, caused by the barely visible mite Sarcoptes scabiei.
Mites
Tiny arthropods, some of which are known to cause allergies or skin conditions in humans and animals.
Genital Candidiasis
A fungal infection caused by yeasts that belong to the genus Candida, affecting the genital area, commonly known as a yeast infection.
Yeast Infection
A fungal infection, often caused by Candida species, that can affect different parts of the body, such as the mouth, genitals, and skin, leading to various symptoms.
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