An Ideal Fluid Flows Through a Pipe Made of Two

question 31

Multiple Choice

An ideal fluid flows through a pipe made of two sections with diameters of 1.0 and 4.0 inches,respectively.The speed of the fluid flow through the 4.0-inch section will be what factor times that through the 1.0-inch section?

• A)16
• B)8
• C)15

---

Definitions:

Sign Test

A non-parametric test used to evaluate the difference between paired samples, based on the direction of the differences between the pairs, not their magnitude.

T Test

A statistical test used to compare the means of two groups or the mean of one group with a known value, under the assumption of normally distributed data.

T Procedure

A statistical method used to test the mean of a population, especially useful when dealing with small sample sizes and unknown population standard deviations.

Outliers

Data points that significantly deviate from the other observations in a dataset, potentially indicating measurement error or an unusual event.