Instruction 12 -Referring to Instruction 12

question 189

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 total sum of squares (SST)is ____________.

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Definitions:

Depression

A mental health disorder marked by persistent feelings of sadness, loss of interest, and a lack of energy, which can affect one's thoughts, behavior, feelings, and sense of well-being.

Antisocial Behaviour

Actions that harm or lack consideration for the well-being of others, often violating social norms or rights.

Fourth Decade

Typically refers to the years in an individual's life from age 30 to 39, often considered a significant period for psychological and social development.