Winter 2026 LS23L Final Exam Questions and
Answers with Verified Solutions | Latest
Updated 2026
A researcher obtained a p- d. There is a 98% likelihood that the
value of 0.02 when comparing sample groups are significantly different.
the performance of two
sample groups on the MIT.
Which of the following
conclusions can be drawn
based on this p-value?
Select one:
a. No conclusions can be
drawn from such a low p-
value and a new test must be
performed
b. There is a 2% likelihood that
the sample groups are
significantly different.
c. There is a 98% likelihood
that the sample groups are
not significantly different.
d. There is a 98% likelihood
that the sample groups are
significantly different.
e. There is a 2% likelihood that
one sample group performed
significantly better than the
other.
,Which of the following p b. 0.04
values would allow for the
rejection of the null
hypothesis?
Select one:
a. 0.25
b. 0.04
c. 0.5
d. 0.15
e. 0.1
Why is the falsificationist b. Because it increases the power of the
procedure important for a conclusion deduced by the hypothetical-
scientific experiment? deductive approach.
Select one:
a. Because it increases the
validity of the null hypothesis.
b. Because it increases the
power of the conclusion
deduced by the hypothetical-
deductive approach.
c. Because it decreases the
power of the conclusion
deduced by the hypothetical-
deductive approach.
d. Because it provides a way
to prove the hypothesis.
e. Because it increases the
validity of the hypothesis.
, You are conducting an 354 b/c (sample 1 -1) + (sample 2 -1)
experiment to determine
whether males and females
have different emotional
reactions to chocolate
consumption. Your male
sample size is 124, and your
female sample size is 232.
What is your degrees of
freedom when determining
your p-value?
Select one:
a. 354
b. 359
c. 356
d. 124
e. 232
In a medium where lactose is d. unblocked, not bound, operator
the only carbon source,
transcription of the lac operon
is _______, because lac repressor
is ________ to the ________.
Select one:
a. unblocked, bound, Lac A
region
b. blocked, not bound,
operator
c. blocked, bound, Lac A
region
d. unblocked, not bound,
operator
e. blocked, not bound,
promoter
Answers with Verified Solutions | Latest
Updated 2026
A researcher obtained a p- d. There is a 98% likelihood that the
value of 0.02 when comparing sample groups are significantly different.
the performance of two
sample groups on the MIT.
Which of the following
conclusions can be drawn
based on this p-value?
Select one:
a. No conclusions can be
drawn from such a low p-
value and a new test must be
performed
b. There is a 2% likelihood that
the sample groups are
significantly different.
c. There is a 98% likelihood
that the sample groups are
not significantly different.
d. There is a 98% likelihood
that the sample groups are
significantly different.
e. There is a 2% likelihood that
one sample group performed
significantly better than the
other.
,Which of the following p b. 0.04
values would allow for the
rejection of the null
hypothesis?
Select one:
a. 0.25
b. 0.04
c. 0.5
d. 0.15
e. 0.1
Why is the falsificationist b. Because it increases the power of the
procedure important for a conclusion deduced by the hypothetical-
scientific experiment? deductive approach.
Select one:
a. Because it increases the
validity of the null hypothesis.
b. Because it increases the
power of the conclusion
deduced by the hypothetical-
deductive approach.
c. Because it decreases the
power of the conclusion
deduced by the hypothetical-
deductive approach.
d. Because it provides a way
to prove the hypothesis.
e. Because it increases the
validity of the hypothesis.
, You are conducting an 354 b/c (sample 1 -1) + (sample 2 -1)
experiment to determine
whether males and females
have different emotional
reactions to chocolate
consumption. Your male
sample size is 124, and your
female sample size is 232.
What is your degrees of
freedom when determining
your p-value?
Select one:
a. 354
b. 359
c. 356
d. 124
e. 232
In a medium where lactose is d. unblocked, not bound, operator
the only carbon source,
transcription of the lac operon
is _______, because lac repressor
is ________ to the ________.
Select one:
a. unblocked, bound, Lac A
region
b. blocked, not bound,
operator
c. blocked, bound, Lac A
region
d. unblocked, not bound,
operator
e. blocked, not bound,
promoter
