A Graduated Cylinder Is Filled with Water to the 25

question 88

Multiple Choice

A graduated cylinder is filled with water to the 25.0 mL mark.After 27.5 g of titanium dioxide (TiO₂) is added,the volume is 31.5 mL.Calculate the density of TiO₂.

• A)0.873 g/cm³
• B)0.87 g/cm³
• C)4.2 g/cm³
• D)4.23 g/cm³
• E)2.05 g/cm³

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Definitions:

Ordinal Data

Refers to a type of data in statistics that represents categories with a meaningful order, but the differences between the categories cannot be quantified.

Interval Data

A type of numerical data in which the intervals between each value are equally split, but there is no true zero point.

Spearman's Rank-Correlation

A nonparametric measure of rank correlation that assesses the strength and direction of association between two ranked variables.

Correlation Coefficient

A measure that determines the degree to which two variables' movements are associated, ranging from -1 to 1.