The Following Table Shows Part of the Probability Distribution for a Random

question 37

Essay

The following table shows part of the probability distribution for a random variable x.

a.The mean of the above distribution is known to be 1.8 .
b.Compute the variance and the standard deviation for the above probability distribution.

---

Definitions:

Neurotransmitter

Chemical found in the synaptic vesicles that, when released, has an effect on the next cell.

Tardive Dyskinesia

A neurological disorder characterized by involuntary, repetitive body movements, often resulting from long-term use of antipsychotic medication.

Antipsychotic Drug

Medications used to treat psychotic disorders such as schizophrenia and bipolar disorder, working by altering brain chemistry to reduce psychotic symptoms like hallucinations and delusions.

Bipolar Disorders

A psychological disorder marked by severe fluctuations in mood, encompassing intense highs (mania or hypomania) and profound lows (depression).