The Expected Number of Heads in 90 Tosses of an Unbiased

question 50

Short Answer

The expected number of heads in 90 tosses of an unbiased coin is: $$\begin{array} { | l | l | } \hline \text { A. } & 30 . \\\hline \text { B. } & 45 . \\\hline \text { C. } & 50 . \\\hline \text { D. } & 60 . \\\hline\end{array}$$

---

Definitions:

Academy Award

Prestigious annual awards presented by the American Academy of Motion Picture Arts and Sciences, honoring outstanding achievements in the film industry.

Martin Scorsese

An influential filmmaker and director known for his impactful contributions to cinema, notable for his distinctive style and exploration of complex themes.

Mean Streets

A seminal film directed by Martin Scorsese, released in 1973, that is often cited as an important work in American cinema.

New York University

A private research university located in New York City, known for its rigorous academic programs and significant contributions to various fields of study.