A Random Sample of 100 Lightning Flashes in a Certain

question 10

Essay

A random sample of 100 lightning flashes in a certain region resulted in a sample average radar echo duration of .81 sec and a sample standard deviation of .34 sec. Calculate a 99% (two-sided) confidence interval for the true average echo duration μ , and interpret the resulting interval.

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Definitions:

Accept

To agree to receive or undertake something offered.

Offer

A proposal by one party to another to enter into a legal agreement, constituting one of the essential elements of a contract.

Counteroffer

A response to an offer in a negotiation, where the original offer is rejected and replaced with a new proposal.

Reasonably Certain

A standard of assurance in legal contexts, indicating that the evidence or future event is probable or likely according to logic and evidence.