The Critical Value for a One-Tail (Upper)hypothesis Test When the Population

question 120

Multiple Choice

The critical value for a one-tail (upper) hypothesis test when the population standard deviation is known, the sample size is 30 or more, and α = 0.02 is ------ .

• A)2.33
• B)2.575
• C)2.96
• D)2.05

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Definitions:

Annual Rings

Annual rings are layers of growth found in the cross-section of tree trunks, representing one year of growth, and can be used to estimate the age of a tree.

Summer Rings

Annual growth rings found in trees in temperate zones that are typically larger and lighter in color, reflecting faster growth during the summer months.

Guttation

The exudation of drops of water from the pores of plants, usually at the tips or edges of leaves, due to root pressure in a humid environment.

Transpiration

Transpiration is the process by which water vapor is lost from plants to the atmosphere, mainly through the stomata in leaves.