If a Person Is Infected with the Cold Virus One

question 58

Essay

If a person is infected with the cold virus one year, why can he or she still catch a cold again the next year, even if his or her immune system is working properly?

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Definitions:

Tukey's Multiple Comparison

Tukey's multiple comparison test is a statistical method used to find means that are significantly different from each other after performing an ANOVA, while controlling for Type I error across comparisons.

Fisher's LSD

A statistical method for testing the significant differences between means in a set of three or more sample groups.

Tukey's Multiple Comparison

A statistical test used to find the differences between means in a set of data, controlling the error rate when making several comparisons.

Studentized Range Statistic

A measure used in statistics to identify outliers in a data set, calculated by dividing the range by an estimate of the standard deviation.