The Number of Customers in a Line at a Supermarket

question 3

Multiple Choice

The number of customers in a line at a supermarket express checkout counter is a random variable with the following probability distribution.

$\begin{array} { c | c | c | c | c | c | c } \boldsymbol { x } & 0 & 1 & 2 & 3 & 4 & 5 \\\hline \boldsymbol { P } ( \boldsymbol { x } ) & 0.08 & 0.26 & 0.32 & 0.16 & 0.11 & 0.07\end{array}$

Find the probability that there are fewer than four people in line.

• A) 0.18
• B) 0.82
• C) 0.11
• D) 0.93

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Definitions:

Self-Determination

A theoretical concept referring to individuals' ability to make choices and govern their own lives, emphasizing the importance of autonomy and control in human behavior.

Individualistic Cultures

Societies that emphasize personal goals, autonomy, and individual achievement over group objectives.

Socially Embedded

The concept of individuals or actions being situated within and influenced by a network of social relationships and structures.

Left-Handedness

The preference for using the left hand for dominant activities, such as writing or throwing, exhibited by a minority of the population.