Solve the Problem Compute the Empirical Probability That at Most Two Heads Occur

question 303

Multiple Choice

Solve the problem.
-Three coins are tossed 80 times and the number of heads is observed. $\begin{array}{l|cccc}\text { Outcome } & \text { no heads } & \text { one head } & \text { two heads } & \text { three heads } \\\hline \text { Frequency } & 45 & 12 & 23 & 0\end{array}$

Compute the empirical probability that at most two heads occur.

• A) \(\frac { 57 } { 2 }\)
• B) \(\frac { 3 } { 4 }\)
• C) 1
• D) \(\frac { 7 } { 18 }\)

Grasp the methodologies and technological approaches used in memory research.

Acknowledge the variability of memory accuracy due to internal (cognitive) and external (environmental) influences.

Understand the biological basis of memory formation and consolidation, highlighting synaptic changes.

Appreciate the complexities of eyewitness testimonies and the factors influencing their reliability.

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