No Stats Stats Total Publication Year 1978-79 1989 2004-05 Total 90 14 40 144 242 101 271 614 332 115 311 758 Has there been a change in the use of statistics? a) What kind of test would be appropriate? b) State the null and alternative hypotheses.

No Stats Stats Total Publication Year 1978-79 1989 2004-05 Total 90 14 40 144 242 101 271 614 332 115 311 758 Has there been a change in the use of statistics? a) What kind of test would be appropriate? b) State the null and alternative hypotheses.

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Question

A survey⁶ of articles from the New England Journal of Medicine (NEJM) classified them according to the principal statistics methods used. The articles recorded were all noneditorial articles appearing during the indicated years. Let's just look at whether these articles used statistics at all.

24. Does your doctor know? A survey of articles from the New
England Journal of Medicine (NEJM) classified them according
to the principal statistics methods used. The articles recorded
were all noneditorial articles appearing during the indicated
years. Let's just look at whether these articles used statistics at all.
No Stats
Stats
Total
Publication Year
1978-79 1989 2004-05 Total
90
14
40
242
101
271
332 115
311
614
758
Has there been a change in the use of statistics?
a) What kind of test would be appropriate?
b) State the null and alternative hypotheses.

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