Identify Discrete Probability Distributions
-Given the table of probabilities for the random variable $x$, does this form a probability distribution? Answer Yes or No.
$\begin{array}{|c|c|c|c|c|}
\hline x & 5 & 10 & 15 & 20 \
\hline P(x) & 0.10 & -0.30 & 0.50 & 0.70 \
\hline
\end{array}$

A) $\mathrm { No }$
B) Yes

Question

Identify Discrete Probability Distributions
-Given the table of probabilities for the random variable $x$, does this form a probability distribution? Answer Yes or No.
$\begin{array}{|c|c|c|c|c|}
\hline x & 5 & 10 & 15 & 20 \
\hline P(x) & 0.10 & -0.30 & 0.50 & 0.70 \
\hline
\end{array}$

A) $\mathrm { No }$
B) Yes

Quizplus · Accepted Answer

Probabilities cannot be negative, and the sum of probabilities in a distribution must equal 1. Here, one probability is negative, and their sum exceeds 1, violating the basic principles of probability distributions.

Identify Discrete Probability Distributions -Given the Table of Probabilities for the Random

Identify Discrete Probability Distributions
-Given the Table of Probabilities for the Random