Instruction 12 -Referring to Instruction 12

question 73

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.
$$\begin{array} { | l | l | l | } \hline \text { Broker } & \text { Clients } & \text { Sales } \\\hline 1 & 27 & 52 \\\hline 2 & 11 & 37 \\\hline 3 & 42 & 64 \\\hline 4 & 33 & 55 \\\hline 5 & 15 & 29 \\\hline 6 & 15 & 34 \\\hline 7 & 25 & 58 \\\hline 8 & 36 & 59 \\\hline 9 & 28 & 44 \\\hline 10 & 30 & 48 \\\hline 11 & 17 & 31 \\\hline 12 & 22 & 38 \\\hline\end{array}$$
-Referring to Instruction 12.4,the least squares estimate of the Y-intercept is ____________.

---

Definitions:

Quota

A government-imposed limit on the quantity of a particular good that can be imported or exported.

Shrimp Market

A market that deals with the buying and selling of shrimp, often influenced by factors like supply, demand, and seasonal variations.

Quota

A regulation enforced by authorities that caps the quantity or financial worth of merchandise allowed to be imported or exported within a given timeframe.

Equilibrium Quantity

The quantity of goods or services supplied and demanded at the equilibrium price, where the quantity supplied equals the quantity demanded.