In a SCICCtea were PCOPIE whom yOU dliscusea matters that are recent Study 2006 randomly US Adolts' (oge 18 or Olaer) askea to the last six months "with give the nomber OF in to you! The average Of Standard deriaton OF lose conFidants was 2.2, number with a 1.4 (a) Find interpret ca 99:1. conFIdenca and

MATLAB: An Introduction with Applications
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ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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In a
SCICCtea US Adolts' (age 18 or Olacr)
were
PCOPIE
whom yOu Cliscusea matters that are
important to you"! The average
number
with a
recent StUdy 2000 randomly
asked
the last six months "with
TO
give the nomber OF
in
Of
Standard deriaton OF
lose conFidants was 2.2,
1.4.
(a) Find
interval For average number
CIOSE
and
interpret a 99:1.conFIdence
OF
coNFidants.
(b) if we want to cstimate the numbor
OF
of
confidence ,how largc a sample is
needed ?
Close
error
coNFidants with a margin
OF
±0.05
and with 99%.
Transcribed Image Text:In a SCICCtea US Adolts' (age 18 or Olacr) were PCOPIE whom yOu Cliscusea matters that are important to you"! The average number with a recent StUdy 2000 randomly asked the last six months "with TO give the nomber OF in Of Standard deriaton OF lose conFidants was 2.2, 1.4. (a) Find interval For average number CIOSE and interpret a 99:1.conFIdence OF coNFidants. (b) if we want to cstimate the numbor OF of confidence ,how largc a sample is needed ? Close error coNFidants with a margin OF ±0.05 and with 99%.
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