Cell A4 Contains the Time 10:27 Pm

question 520

True/False

Cell A4 contains the time 10:27 pm.To round that time to the nearest 30-minute interval, use the formula =MROUND(A4,0:30).

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Definitions:

Double-Blind Experiment

An experimental design in which neither the participants nor the experimenters know which participants are in the control group and which are in the experimental group, until after the results are collected, to reduce bias.

Fluoride Mouthwash

An oral rinse product containing fluoride, intended to reduce dental cavities by strengthening tooth enamel.

Matched Pairs Design

An experimental design where each subject is paired up with another subject with similar characteristics, and one subject from each pair is assigned to the treatment group and the other to the control group.

Cavities

Holes or structural damage formed in teeth due to decay, often caused by bacteria, sugary diets, and poor dental hygiene.