a. Find the standard error comparing the sample means. Interpret. The standard error is se=

A First Course in Probability (10th Edition)
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ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
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A recent study evaluated how addicted teenagers become to nicotine once they start
smoking. The response variable was the number of yes answers on a questionnaire
called the Hooked on Nicotine Checklist (HONC). Of teenagers who had tried tobacco,
the mean HONC score was 4.2 (s = 5.4) for the 149 females and 2.8 (s = 4.2) for the
190 males. Complete parts a through c below.
a. Find the standard error comparing the sample means. Interpret.
The standard error is se=
(Round to four decimal places as needed.)
ew an example Get more help.
3
20
FL
OCT
26
810
Clear all
tv
6
Final check
L
-))
58
A
as
n
X1
S1 =
Transcribed Image Text:A recent study evaluated how addicted teenagers become to nicotine once they start smoking. The response variable was the number of yes answers on a questionnaire called the Hooked on Nicotine Checklist (HONC). Of teenagers who had tried tobacco, the mean HONC score was 4.2 (s = 5.4) for the 149 females and 2.8 (s = 4.2) for the 190 males. Complete parts a through c below. a. Find the standard error comparing the sample means. Interpret. The standard error is se= (Round to four decimal places as needed.) ew an example Get more help. 3 20 FL OCT 26 810 Clear all tv 6 Final check L -)) 58 A as n X1 S1 =
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