For What Values of X Does the Series Converge Conditionally $$\sum _ { n = 1 } ^ { \infty } \frac { x ^ { n } } { \sqrt { n ^ { 3 } + 7 } }$$

question 174

Multiple Choice

For what values of x does the series converge conditionally?
- $$\sum _ { n = 1 } ^ { \infty } \frac { x ^ { n } } { \sqrt { n ^ { 3 } + 7 } }$$

• A) \(x = 1\)
• B) \(x = - 1\)
• C) \(x = \pm 1\)
• D) None

Assess the impact of unions on American work life.

Predict future trends in social movements including labor, environmental, and women's movements.

Explain factors contributing to low levels of unionization in America.

Define and contrast universal citizenship and social citizenship.

---

Definitions:

Null Hypothesis

A hypothesis that states there is no effect or no difference, and it serves as the default assumption to be tested in hypothesis testing.

Difference Score

The result of subtracting one quantity from another, often used to measure change or effects in experimental designs.

T-test

A statistical test used to determine if there is a significant difference between the means of two groups, which may be related in certain features.

Critical Value

A threshold value in statistical testing used to determine whether to reject the null hypothesis.