answer the following questions When the value of a is increased, the probability
ID: 3216630 • Letter: A
Question
answer the following questions
When the value of a is increased, the probability of committing a type one error is:
a.) decreased
b.) increased
c.) can't tell without knwong sample size
d.) stays the same
I think that the proportion of women who get an A in statistics is greater than the proportion of men who get an A. if I were to test that belief, the appropriate null hypothesis would be?
a.) H0: pf pm
b.) H0: pf pm
c.) H0: pf > pm
d.) H0: pf = pm
If someone had developed a simple early screening test for the Ebola disease to identify who might develop the dosease, which type of error would be most important to minimize?
a.) type I
b.) both should be minimized
c.) neither is important
d.) type 2
I am going to do two tests. first, I want to test whether there is a difference in reaction time between makes and females. Second, females own more pairs of shoes than men. The first test would be______ and the second test would be_____
a.) one tailed and two tailed
b.) two tailed and two tailed
c.) one tailed and one tailed
d.) two tailed and one tailed
statistic is to parameter as standard diviation is to
pick one:
a.
b. 2
c.
d. z
Explanation / Answer
1)
c) Cant tell without knowing sample size.
2)
b.) H0: pf pm.
3)
d.) type 2
4)
d.) two tailed and one tailed
5)
a.)
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