Instruction 5-4
the Following Table Contains the Probability Distribution for X

question 118

Short Answer

Instruction 5-4
The following table contains the probability distribution for X = the number of traffic accidents reported in a day in Perth.
$$\begin{array} { | c | c | c | c | c | c | c | } \hline X & 0 & 1 & 2 & 3 & 4 & 5 \\\hline P ( X ) & 0.10 & 0.20 & 0.45 & 0.15 & 0.05 & 0.05 \\\hline\end{array}$$
-Referring to Instruction 5-4,the standard deviation of the number of accidents is ________.

---

Definitions:

Percentage Share

A fraction of a whole, expressed as a percentage, representing a part of a total amount or quantity.

Industry Sales

The total revenue generated from all goods and services sold within a specific industry over a certain period.

Leading Firms

Companies that dominate an industry or market, often characterized by significant market share or innovation.

Concentration Ratios

Measures indicating the market share of the largest firms within an industry, used to assess the degree of market concentration and competition.