1. Attempting to establish whether Shakespear could have written an unsigned man
ID: 3228250 • Letter: 1
Question
1. Attempting to establish whether Shakespear could have written an unsigned manuscript, a literary investigator compares the mean sentence length from the unsigned manuscript (viewed as a sample) with the mean sentence length for all of Shakespear's know manuscripts (viewed as a population). The appropriate statistical test is a (I KNOW THE ANSWER IS NOT D)
a) t for one sampe
b) t for correlation coefficient
c) one-variable chi-square
d) none of the above
2. Differences between the clocked speeds of randomly selected motorists who are cross-classified, in equal numbers, on the basis of estimated age (youthful or mature) and number of passengers (none or at least one) should be analyzed with a (I KNOW THE ANSWER IS NOT D)
a) one-factor F
b) two-factor F
c) one-variable chi-square
d) two-variable chi-square
3. A vocational counselor wishes to compare the scores on a paper-and-pencil test of anxiety for groups of physicians, lawyers, and accountants. The appropriate test is a (I KNOW THE ANSWER IS NOT C)
a) one-factor F
b) two-factor F
c) one-variable chi-square
d) two-variable chi-square
Explanation / Answer
1) We are comapring two data which hv correlation btwn them
we use t for correlation coefficient
opt B
2) Difference between motorists wrt to different factors is to prove there is change in effect if one changes
HEnce we use chi square test
two-variable chi-square
3) A vocational counselor wishes to compare the scores on a paper-and-pencil test of anxiety for groups of physicians, lawyers, and accountants.
Here the comaprision is between different people grps
We use ANOVA one way for all the treatments
one-factor F
a)
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