;1) 11\11('1' .';pHC(' ~Citl(' .... 1Il";lc;(IT'l"'; 1111.' dl:)',t·l·(! til ,.;I]je"
1'1':'P\ll1dl'llb 'Il'l~l·pt the' 1\'ypo1he~ i~. "hilt IJI;Os :In) froJil (JIll",·
b) I:vidcncc scale -- mcusureJS tho dCi~rCf..~ to which
respondents beliuve that there is evidence for the cxi~tence
of UFOs (TIlis scale, however, does not include items which
suggest the origin of UFOs. 111e respondent may, if he wishes,
reject the extra-terrestrial or outer space hypothesis, but
still indicate that he believns there is evidence to support
the hypothesis thot UFOs do exist;
c) Adequacy scale -- measures the degre~ ~o which efforts
of the goverrunent and its agencies in investigating UFO reports
are perceived to be adequate:
d) Secrecy scale -- measures the degree to which govern-
ment secrecy regarding information about UFOs is bel1eved to
exist.
A respondent's scale score was determined fir3t by scoring the
answer to each statement in the scale either zero or one, according to
whether the response was in the direction cf hcceptance (1) or rejection
(0) of the varillble meHsurl~d hy the scale .~ r .;p,lf. then obtaining the
mean score for those items of the scale which were answered.
Scale compo~ition was determined jointly hy manife5t content and
inter-item correlations~ based on a sample of 205 of the surveyed adults,
chosen by a systemat.ic sampling procedure. The composition of each of
the scales ma~' be found in Table B.. Homogeneity rates (Scott, 1960)
and coefficient alphas (Cronbach, 1951) for thu scales appear in Table 8a .
Scale intercorrelRtions (rtarson Product Moment Coeffic!ents (McNemar,
1902)) may be found in Table 9,
;:!) :\··8 Scnh1 -- (The itlstrumcmt i~ not inc1uded in the present
anal~·s(,s. It~ description nppeuni in Appendix 0).
~) Ailillt ~uck&rounJ Quc~tionnRire -- rncludes questions concerning
the following:
n) domographic tnfonnntlon;
b) t'piltit.lI=' regarcHng the reporting of uro 8i~htin~Mj
333
,I) 11111,'1' ,';Pill'(, ~"ill(' ",·111">1-',111'!l'I'I'pt till' 11,YIHl1 he.; i~, ,'!;>!t IJI;Os :In) frolll f)llt",'
G) l~lJcnce scale -- measuros tho Jcgr8u to which
respondents be 1i (Jve that there is evidence for' the ex j ~ tenee
of UFOs (nli 5 scale, however, does not include i tt'ms wh ich
suggest the ori.gin of UFOs. 1he respondent may, if he wishes,
reject the extra-terrestrial or outer space hypothesis, but
~till indicate that he believes there is evidence to support
the hypothesis that UFOs do exist;
c) Adequacy scale .~ measures the degn,t': 'to which efforts
of the goverru~ent and its agencies in investigating UFO reports
are perceived to be adequate:
d) Secrecy scale .- measures the degree to whIch govern-
ment secrecy regurding information about UFOs is bel\eved to
exist.
A respondent's scale score was determined fir3t by scoring the
answer to each statement in the scale either zero or one, according to
whether the response was in the direction cf &.cceptance (1) or rejection
(0) of the varillble mensurl~d hy the scale' '.;",1£, then obtaining the
mean score for those items of the scale which were answered.
Scale composition was determined jointly hy manif8~t content Bnd
inter-item correlations, based on Ii sample of 205 of the surveyed adults,
chosen by Q systematic sampling pro~cdure. The COJnl,osi tion of each of
the scales may be found in Table 8.. Homogeneity rates (Scott, 1960)
nnd coefficient nlphns (Cronbach. 1951) for the scales appeal' in Table 8a .
Scale intercorrelRtions (PtRrson Product Moment Coeffic!ents (McNemar,
l~o~)) may be found in Tnble 9,
2) A--B Scull' -- (The Instrumt'nt i~ not included in the present
analrsf5. ItR description appears in Appendix 0).
~) Adult Background QU\l~tionnnire -- :1lc1udes questions concerning
the following:
0) do,"o~:l'aphic tnformat I on;
h) ()Plltit'lI~ r(lgat'Mn~ the reporting of uro IIi ghtings j
333