In Forming a 95% Confidence Interval for a Population Mean

question 119

True/False

In forming a 95% confidence interval for a population mean from a sample size of 20,the number of degrees of freedom from the t-distribution equals 20.

---

Definitions:

Data Analytics

The process of examining datasets in order to draw conclusions about the information they contain, often with the aid of specialized systems and software.

Personalized Messaging

The practice of tailoring marketing messages and communications based on individual consumer data, preferences, and behavior.

Complementary Role

The function or position of one component or person that supports or enhances the functions or positions of another within an operation or process.

Cross-over Effect

The phenomenon where the success or attributes of one product or brand spills over to another within the same company.