Find the Value of the Test Statistic Z Using the Following

question 20

Essay

Find the value of the test statistic z using the following information.
-An environmental non-profit group collected a sample of 200 juvenile salmon from a created wetland to test whether the population of fish is eating less than 40% Chironomids, a type of fly. After flushing the contents of the stomachs, they find that the sample of juvenile salmon is eating 38% Chironomids. For the next two questions, find the P-value using the given information.

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Definitions:

Units Received

Refers to the number of individual items or quantities of a product delivered to a recipient as part of a shipment or order.

Beginning Inventory

The worth of products ready to be sold at the beginning of a financial period.

Net Sales

The revenue generated from goods or services sold by a company after deducting returns, allowances, and discounts.

Markup

The difference between price and a seller’s cost of an item for sale. In dollars, it is the amount added to the cost of the goods in order to have a gross profit high enough to cover operating expenses and to make a net profit.