In recent Stody 2006 ra SCICCtea US Adolts' cooe 18 a were PEOPIE in asked the whom yoU Cliscussea matte give the Iast six mon TO important nomber with a to yoU" The ave Close conFidan Standard deriaton Of (a) Find interpret oa 9o and interval For average numi coNFidants. CIOse OF of (b) if we close want to Cstimate coNFidants with OF 0.05 and error confidence ,how largc a sc needed ?

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
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In a recent stody 2006 randomly
SCICCtea US Adolts' (oC 18 or Olaer)
were
PEOPIE
askea tO
the last six months "with
you
to you"! The average
Of
Standard deriaton OF
give the nomber OF
in
aliscussea matters
important
nomber
with a
Close conFidants was 2.a.
1.4.
(a) Find
interval For average number
CIOse
and
interpret a 991.conFIdence
OF
coNFidants.
(b) if wC want to cstimate thc numbor
OF
of
Close
error
coNFidants with a margin
and with 99%
is
OF
10.05
confidence ,how large a sample
necded ?
Transcribed Image Text:In a recent stody 2006 randomly SCICCtea US Adolts' (oC 18 or Olaer) were PEOPIE askea tO the last six months "with you to you"! The average Of Standard deriaton OF give the nomber OF in aliscussea matters important nomber with a Close conFidants was 2.a. 1.4. (a) Find interval For average number CIOse and interpret a 991.conFIdence OF coNFidants. (b) if wC want to cstimate thc numbor OF of Close error coNFidants with a margin and with 99% is OF 10.05 confidence ,how large a sample necded ?
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