Maureen McIlvoy, Owner and CEO of a Mail Order Business $\alpha$

question 26

Multiple Choice

Maureen McIlvoy, owner and CEO of a mail order business for wind surfing equipment and supplies, is reviewing the order filling operations at her warehouses. Her goal is 100% of orders shipped within 24 hours. In previous years, neither warehouse has achieved the goal, but the East Coast Warehouse has consistently out-performed the West Coast Warehouse. Her staff randomly selected 200 orders from the West Coast Warehouse (population 1) and 400 orders from the East Coast Warehouse (population 2) , and reports that 190 of the West Coast Orders were shipped within 24 hours, and the East Coast Warehouse shipped 356 orders within 24 hours. Assuming $\alpha$ = 0.05, the appropriate decision is ___.

• A) reject the null hypothesis π₁ - π₂ = 0
• B) reject the null hypothesis \(\mu\)₁ - \(\mu\)₂ ≤ 0
• C) do not reject the null hypothesis \(\mu\)₁ - \(\mu\)₂ = 0
• D) do not reject the null hypothesis π₁ - π₂ = 0
• E) do not reject the null hypothesis π₁ - π₂ ≥ 0

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Definitions:

Rung Conditions

In ladder logic programming, these refer to the criteria or states that must be met for the logic within a rung of a ladder diagram to be executed.

Time Increment

A specified increase in time, used in scheduling, simulations, or time-based calculations.

Milliseconds

A unit of time equal to one-thousandth of a second, commonly used to measure durations that require high precision, such as response times in computers.

True To False Transition

refers to the change of a digital signal or condition from a true (high, active) state to a false (low, inactive) state.