A Method of Smoothing a Time Series That Can Be

question 37

Multiple Choice

A method of smoothing a time series that can be used to identify the combined trend/cyclical component is

• A) the moving average.
• B) the percent of trend.
• C) exponential smoothing.
• D) the trend/cyclical index.

Use normal distribution concepts to approximate binomial distributions in real-world scenarios.

Understand the process of standardizing a normal random variable.

Apply the formulas for expected value, standard deviation, and probability in binomial and normal distributions.

Understand the importance of sample size in approximating binomial distributions with normal distributions.

---

Definitions:

Six-figure Accuracy

Precision that extends to six digits.

Overline

In mathematics, a line drawn over symbols to indicate that they are considered together, such as in the notation for a repeating decimal.

Denominator

The number under a division line in a fraction. The denominator is also known as the divisor.

Unknown Variable

A symbol in mathematics that represents a number or value which is not yet identified.