A Particle Composed of Two Down Quarks and One Strange

question 5

Multiple Choice

A particle composed of two down quarks and one strange quark dds is a baryon with strangeness -1.Its total charge is

• A)-3e.
• B)-2e.
• C)-1e.
• D)+1e.

---

Definitions:

Dummy Variables

Numerical variables used in regression analysis to represent subgroups of the sample in a binary form.

Indicator Variable

A variable used in statistics that takes the value 1 to indicate the presence of a certain condition and 0 to indicate its absence.

Nominal Variables

Categorical variables that have two or more categories without having a natural order or rank.

College Major

The specialized area of study or field chosen by a college or university student to focus their academic coursework and degrees.