Discuss the Applications of Confidence Interval Estimation
Use the Table

question 7

Multiple Choice

Discuss the applications of confidence interval estimation
Use the table below to answer the following question(s) .
The historical data of Velvetta Inc., a healthcare products manufacturer, have shown that in a production process for filling bottles of shampoo, variance in the volume is constant; however, clogs in the filling machine often affect the mean volume. The historical standard deviation is 5 milliliters. In filling 250-milliliter bottles, a sample of 20 found a meanvolume of 242 milliliters. $$\begin{array} { | l | l | } \hline \text { Velvetta Inc. Shamp o0 } & \\\text { Production } & \\\hline \text { Alpha Vahe } & 0.05 \\\hline \text { Standard Deviation } & 5 \\\hline \text { Sample Size } & 20 \\\hline \text { Sample Mean } & 242 \\\hline\end{array}$$
-From the table above, determine the cumulative probability for z at a 95% confidence level.

• A) 0.975
• B) 0.950
• C) 1
• D) 0.987

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Definitions:

Physical Violence

The use of physical force with the intent to harm or intimidate another person.

Well Planned

Activities or actions that are carefully thought out and organized in advance to achieve a specific goal.

Unarmed Robbery

The act of stealing from someone without the use of weapons.

Violence

The use of physical force with the intent to injure, damage, or kill someone or something.