A Random Sample of 41 Scores of Students Taking the ACT

question 5

Short Answer

A random sample of 41 scores of students taking the ACT test showed a standard deviation of 8 points. Provide a 98% confidence interval estimate for the standard deviation of all the ACT test scores.

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Definitions:

Cat 6A

An abbreviation for Category 6 Augmented, a standard for Ethernet cables that supports bandwidths up to 500 MHz and distances up to 100 meters.

Cat 5E

An enhanced version of Category 5 cable, designed to support faster networks with a higher performance and reduced crosstalk.

Radio Waves

Electromagnetic waves used for wireless communication, transmitting audio, video, and data information across distances without requiring a physical conductor.

Fiber Optics

A technology that uses thin, flexible fibers of glass or plastic to transmit light signals for high-speed data communication.