You want to test whether or not the following sample of 30 observations follows a normal distribution. The mean of the sample equals 11.83 and the standard deviation equals 4.53. 
The number of intervals or categories used to test the hypothesis for this problem is
Definitions:
Abortion
The expulsion of an embryo or fetus from the uterus.
African American
A racial or ethnic group in the United States with ancestry from any of the black populations of Africa.
Abortion Rate
The number of abortions carried out during a specific period in a given population, often measured per 1,000 women of childbearing age.
Fertility Drugs
Medications that stimulate the ovaries to produce eggs.
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