Which of the Following Statements Are Not True?
A) the Chi-Squared

question 11

Multiple Choice

Which of the following statements are not true?

• A) The chi-squared distribution is used to obtain a confidence interval for the variance \(\sigma ^ {2 }\)
• Of a normal population.
• B) Provided that \(n p _ { i } \geq 5\)
• For every i (i =1, 2,……, k), the \(\chi ^ { 2 }\)
• Goodness-of-fit test statistic when all k category probabilities are completely specified has approximately a t distribution with k-1 degrees of freedom.
• C) A multinomial experiment generalizes a binomial experiment by allowing each trial to result in one of k possible outcomes, where k>2. In general, we refer to these outcomes as categories.
• D) All of the above statements are correct.
• E) None of the above statements are correct.

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Definitions:

Limit Switch

An electromechanical device used to detect the presence or absence of an object when it reaches a designated point.

Pressure Switch

A switch activated at a specified pressure.

Hardwired Relay Control

A control system that uses physical electrical connections and relays for controlling machinery or processes.

Energized

Describes an electrical circuit or component that is active and under power, thereby capable of performing its intended function.