TABLE 13-4
the Managers of a Brokerage Firm Are

question 12

Short Answer

TABLE 13-4
The managers of a brokerage firm are interested in finding out if the number of new clients a broker brings intothe firm affects the sales generated by the broker. Theysample 12 brokersand determine the numberof new clients they have enrolled in the last year and their sales amountsin thousandsof dollars. These data are presented in the table that follows. $\begin{array}{lll}\text { Broker } & \text { Clients } & \text { Sales } \\1 & 27 & 52 \\2 & 11 & 37 \\3 & 42 & 64 \\4 & 33 & 55 \\5 & 15 & 29 \\6 & 15 & 34 \\7 & 25 & 58 \\8 & 36 & 59 \\9 & 28 & 44 \\10 & 30 & 48 \\11 & 17 & 31 \\12 & 22 & 38\end{array}$

-Referring to Table 13-4, 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 clients. The prediction interval is from _____to _____.

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Definitions:

Ionic Bonds

Ionic bonds are chemical bonds formed between two atoms when one atom transfers electrons to another, resulting in oppositely charged ions that attract each other.

Covalent Bonds

Covalent bonds are chemical bonds where atoms share pairs of electrons, enabling each atom to attain a stable electron configuration.

Outermost Shell

In chemistry, refers to the valence shell, which is the outermost shell of electrons in an atom and determines an element's chemical properties.

Positively Charged

Having a net electric charge due to the loss of electrons.