Suppose 70% of Orders on a Particular Website Are Shipped

question 34

Essay

Suppose 70% of orders on a particular website are shipped to the person who is
making the order and the remaining 30% are shipped to people other than the person
placing the order. Gift wrapping is requested for 60% of the orders being shipped to
other people, but for only 10% of orders shipped to the person making the order.
a) What is the probability that a randomly selected order will be gift wrapped and
sent to a person other than the person making the order?
b) What is the probability that a randomly selected order will be gift wrapped?
c) Is gift-wrapping independent of the destination of the gift? Provide a statistical
justification for your response.

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Definitions:

Proposal

A formal suggestion or plan put forward for consideration or discussion by others.

Effective Survey Instrument

A tool or methodology designed to accurately gather and measure data from a specific group of respondents.

Authoritative Style

A leadership approach characterized by firmness and control while also showing concern for the wellbeing of others.

Hypothesis

A proposed explanation made on the basis of limited evidence as a starting point for further investigation.