Instruction 12-4
the Managers of a Brokerage Firm Are Interested

question 151

Short Answer

Instruction 12-4
The managers of a brokerage firm are interested in finding out if the number of new customers a broker brings into the firm affects the sales generated by the broker.They sample 12 brokers and determine the number of new customers they have enrolled in the last year and their sales amounts in thousands of dollars.These data are presented in the table that follows.
$\begin{array}{ccc}\text {Broker }&\text { Clients}&\text { Sales}\\\hline1 & 27 & 52 \\2 & 11 & 37 \\3 & 42 & 64 \\4 & 33 & 55 \\5 & 15 & 29 \\6 & 15 & 34 \\7 & 25 & 58 \\8 & 36 & 59 \\9 & 28 & 44 \\10 & 30 & 48 \\11 & 17 & 31 \\12 & 22 & 38\end{array}$
-Referring to Instruction 12-4,suppose the managers of the brokerage firm want to obtain a 99% prediction interval for the sales made by a broker who has brought into the firm 18 new customers.The prediction interval is from ________ to ________.

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Definitions:

Every Day

A term denoting something that occurs regularly each day; however, in a financial or business context, it might refer to daily operations or tasks but this usage is not specific.

Petty Cash Fund

A small amount of cash kept on hand in a business for covering minor, routine expenses without issuing checks or electronic payments.

Journal Entry

A record in accounting that represents a transaction where there is at least one debit and one credit in the company's accounts.

Cash Over And Short

An account used to document discrepancies between physical cash counts and the accounting records, due to errors or theft.