EBook Problems StudentsT

From Socr

Jump to: navigation, search

EBook Problems Set - Student's T Distribution

Problem 1

Estimate the critical value of t for a 95% confidence interval with df = 15

  • Choose one answer.
(a) 2.131
(b) 1.17
(c) 1.71
(d) 3.45


Problem 2

How does the shape, center, and spread of t-models change as its degrees of freedom increases?

  • Choose one answer.
(a) The shape and center stays the same, but the spread becomes narrower.
(b) The shape and center stays the same, but the spread becomes wider.
(c) The shape and spread stays the same, but the center will increase.
(d) The shape and spread stays the same, but the center will decrease.





Translate this page:

(default)

Deutsch

Español

Français

Italiano

Português

日本語

България

الامارات العربية المتحدة

Suomi

इस भाषा में

Norge

한국어

中文

繁体中文

Русский

Nederlands

Ελληνικά

Hrvatska

Česká republika

Danmark

Polska

România

Sverige

Personal tools