The Heights of a Certain Species of Plant Are Normally

question 90

Multiple Choice

The heights of a certain species of plant are normally distributed, with mean 22 cm and standard deviation 4 cm. What is the probability that a plant chosen at random will be will be between 18 and 26 cm tall? Round your answer to four decimal places. ​

• A)0.6826
• B)0.3413
• C)0.8413
• D)0.1587
• E)0.6587

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Definitions:

Comparable Worth

The concept that jobs of equal value to an organization should receive equal pay, regardless of the gender or minority status of the job holders.

Valence

The value an individual places on the expected outcome of an action or behavior, which can influence their motivation.

Instrumentality

In the context of motivation theory, the belief that a certain behavior will lead to achieving a desired outcome or reward.

Positive Instrumentalities

The belief that if one performs well, this will lead to valued outcomes or rewards.