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【简答题】
简述马克思主义哲学的直接理论来源。
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【简答题】Edmund Halley was an English scientist who lived over 200 years ago. He studied the observations of comets (彗星) which other scientists had made. The orbit of one particular comet was a very difficult ...
【单选题】The observations of LIGO in this paper ( ) the existence of binary stellar-mass black hole systems.
A.
demonstrate
B.
illustrate
C.
predict
D.
simulate
【简答题】使 的点叫做( )。
【单选题】In what type of test is the variable of interest the difference between the values of the observations rather than the observations themselves?
A.
a test for the equality of variances from 2 independent populations
B.
a test for the difference between the means of 2 related populations
C.
a test for the difference between the means of 2 independent populations
D.
All of the above
【单选题】In what type of test is the variable of interest the difference between the values of the observations rather than the observations themselves?
A.
A test for the equality of variances from two independent populations.
B.
A test for the mean difference between two related populations.
C.
A test for the difference between the means of two independent populations.
D.
all the options are correct .
【简答题】D Edmund Halley was an English scientist who lived over 200 years ago. He studied the observations of comets(彗星)which other scientists had made. The orbit of one particular comet was a very difficult ...
【简答题】The observations of LIGO in this paper ( ) the existence of binary stellar-mass black hole systems.
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