Which of the Following Series Converges?
1) $\sum _ { n = 1 } ^ { \infty } ( - 1 ) ^ { n }$

question 44

Multiple Choice

Which of the following series converges?
1) $\sum _ { n = 1 } ^ { \infty } ( - 1 ) ^ { n }$
2) $\sum _ { n = 1 } ^ { \infty } 2 ^ { n }$
3) $\sum _ { n = 1 } ^ { \infty } \frac { 1 } { 2 + n ^ { 3 } }$

• A)None
• B)1
• C)2
• D)3
• E)1, 2
• F)1, 3
• G)2, 3
• H)1, 2, 3

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Definitions:

Median Response Time

The middle value of response times arranged in order, such that half the responses are faster and half are slower.

Nonparametric Procedure

Statistical methods that do not assume a specific distribution for the data, often used when data doesn't fit normal distribution assumptions.

One-Sample T-Test

A statistical test used to determine whether the mean of a sample differs significantly from a known or hypothesized population mean.

Wilcoxon Signed Rank Test

A non-parametric statistical test used to compare two paired samples, to test whether their population mean ranks differ.