Let $X _ { 1 } , \cdots \cdots , X _ { n }$

question 19

Essay

Let $X _ { 1 } , \cdots \cdots , X _ { n }$ be a random sample of size n from an exponential distribution with parameter $\lambda$ . The moment estimator of $\widehat { \lambda } \text { is } \hat { \lambda }$ = __________.

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Definitions:

Millennial Generation

A demographic cohort following Generation X, typically identified as individuals born from the early 1980s to the late 1990s or early 2000s.

Stereotyped

The act of assigning oversimplified and fixed attributes to a person or group based on perceived characteristics, often leading to biased judgments.

Personal Attention

This refers to focusing care or consideration on someone, tailoring responses or actions to their specific needs or preferences.

Halo Effect

A cognitive bias where one's overall impression of a person influences how we feel and think about their character or properties.