Demand for Microwave Ovens -Consider the Demand for Microwave Ovens Dataset

question 72

Multiple Choice

Demand for Microwave Ovens $$\begin{array} { | l | l | l | l | l | } \hline \begin{array} { l } \text { Demand } \\\text { for } \\\text { Microwave } \\\text { Orens }\end{array} & \begin{array} { l } \text { Frequency } \\\text { of } \\\text { Dccumrence } \\\text { in Days }\end{array} & \text { Probability } & \begin{array} { l } \text { Cumulative } \\\text { Frobability }\end{array} & \begin{array} { l } \text { Random } \\\text { Number } \\\text { Inferval }\end{array} \\\hline 0 & 20 & 10.00 \% & 10.00 \% & 0 \text { to } 9 \\\hline 1 & 40 & 20.00 \% & 30.00 \% & 10 \text { to } 29 \\\hline 2 & 70 & 35.00 \% & 65.00 \% & 30 \text { to } 64 \\\hline 3 & 50 & 25.00 \% & 90.00 \% & 65 \text { to } 89 \\\hline 4 & 10 & 5.00 \% & 95.00 \% & 90 \text { to } 94 \\\hline 5 & 10 & 5.00 \% & 100.00 \% & 95 \text { to } 99 \\\hline\end{array}$$
-Consider the Demand for Microwave Ovens dataset.What is the total demand corresponding to random numbers 82,22,86,26,13,and 79?

• A)12
• B)7
• C)10
• D)11

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Definitions:

Confidence Interval

A range of values estimated from a sample, within which a value for a population is estimated to fall.

Negative Skew

A distribution where the tail on the left side of the probability density function is longer or fatter than the right side, indicating that the bulk of the values lie to the right of the mean.

Tri-modal Profile

A statistical distribution in which three modes or peaks are present, indicating three dominant values or traits in the data set.

Z Distribution

A normalization of the standard normal distribution, which is symmetric about the mean, showing the relationship between data points and their standard deviations.