Assume That Blood Pressure Readings Are Normally Distributed with a Mean

question 142

Multiple Choice

Assume that blood pressure readings are normally distributed with a mean of 115 and a standard deviation of 8. If 100 people are randomly selected, find the probability that their mean blood pressure will be less than 117.

• A)0.9938
• B)0.0062
• C)0.8819
• D)0.8615

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Definitions:

Dependent Variable

The factor in a model or experiment predicted to vary as a result of modifications in the independent variables.

Seasonal Index

A measure that quantifies the predictable fluctuation in activity or values according to the season or time of the year.

Forecasted Sales

Predicted sales figures based on analysis of market trends, historical sales data, and other relevant factors, used by businesses for planning.

Trend Equation

A mathematical formula that models the underlying trend in a dataset, often used to make predictions about future values based on current and past data.