Test Hypotheses About a Population Proportion
-A Shipping Firm Suspects $1,000,000$

question 64

Short Answer

Test Hypotheses about a Population Proportion
-A shipping firm suspects that the variance for a certain brand of tire used by its trucks is greater than $1,000,000$ . To check the claim, the firm puts 101 of these tires on its trucks and gets a standard deviation of 1200 miles. At $\alpha = 0.05$ , test the shipping firm's claim.

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Definitions:

Lignin

Material that strengthens cell walls of vascular plants.

Stomata

Small openings on the surfaces of plant leaves and stems that facilitate gas exchange.

Vascular Tissue

Specialized tissue in plants that is responsible for the transport of water and nutrients throughout the plant body.

Ground Tissue

Plant tissue that makes up the bulk of the plant body, involved in photosynthesis, storage, and support, excluding the vascular and dermal tissues.