The Techniques of Sampling Was Pioneered by British Engineer Alec

question 5

Multiple Choice

The techniques of sampling was pioneered by British engineer Alec Reeves in 1937, who conceived of the process of ___________ for the transmission of speech over long-distance telephone lines.

• A) compression
• B) file-based recording
• C) pulse-code modulation
• D) transcoding

---

Definitions:

One-sample Chi-square

A statistical test that determines if the observed frequencies differ significantly from the expected frequencies in one categorical dataset.

Correct Formula

The precise and accurate equation or expression used to calculate or solve a particular mathematical or analytical problem.

Greek Symbol Chi

A symbol (χ) used in statistics to represent variables, coefficients, and as the chi-square (χ²) test for independence and goodness of fit.

Parametric Statistics

Statistics used for the inference from a sample to a population that assume the variances of each group are similar and that the sample is large enough to represent the population. See Nonparametric statistics.