Suppose That Str1,str2,and Str3 Are String Variables

question 21

Multiple Choice

Suppose that str1,str2,and str3 are string variables.After the following statements execute,the value of str3 is "____". str1 = "abc";
Str2 = "xyz";
Str3 = str1 + '-' + str2;

• A) abc
• B) xyz
• C) abc-xyz
• D) xyz-abc

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Definitions:

Equal Variances

A statistical assumption that the variances of the items being compared are the same across all levels or groups.

ANOVA

ANalysis Of VAriance, a statistical method used to compare the means of three or more samples to find out if at least one is significantly different from the others.

Three or More Populations

Refers to the statistical study or comparison involving more than two distinct groups or sets of individuals/elements.

ANOVA

Analysis of Variance, a statistical method used to compare the means of three or more samples to determine if at least one of the sample means is significantly different from the others.