When an Electron in an Excited Atom "Falls Down" to a Lower

question 28

Multiple Choice

When an electron in an excited atom "falls down" to a lower energy level,the excited atom emits a characteristic

• A)electron.
• B)neutron.
• C)photon.
• D)proton.

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Definitions:

Randomized Block Design

Randomized block design is a statistical experiment design that aims to reduce variation by grouping similar experimental units into blocks before randomly assigning treatments within blocks.

Total SS

The total sum of squares, a measure of the total variation in a dataset.

SST

Sum of Squares Total (SST) refers to the total variance in a set of observations, measuring the overall deviation of individual cases from the mean.

SSB

Sum of Squares Between groups; a measure used in statistical analysis to quantify variations among group means.