A commonly used commercial method for growing plants hydroponically is the nutrient film technique

Indicate whether the statement is true or false


T

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The Ravigneaux gear set shares a common sun gear.

Answer the following statement true (T) or false (F)

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In order to determine if air quality readings in a certain assembly plant were within OSHA guide­lines, an engineer collected the following data: 108, 99, 84, 93, 80, 90, 83, 83, 96, 85, and 89 ppb (parts per billion).

(a) Determine the arithmetic mean (by hand and spreadsheet). (b) Calculate the standard deviation (by hand and spreadsheet). (c) Determine the number of values and percent­age of values that fall within ±1 standard de­viation of the mean.

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Arthropods are a diverse group of invertebrate animals that total more than one million species (more arthropods on planet earth than all other animals combined)

A. True B. False

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Two technicians are discussing coil-on-plug (COP) ignition systems. Technician A says that they can be called coil-near-plug or coil-by-plug ignition systems. Technician B says that in a COP system, an ignition coil is used for each spark plug. Which technician is correct?

A) Technician A only B) Technician B only C) Both technician A and technician B D) Neither technician A nor technician B

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