If A and B are independent events with P(A ) = 0.60 and P(B ) = 0.70, then the probability that A occurs or B occurs or both occur is:
A) 1.30
B) 0.88
C) 0.42
D) 0.10
B
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Which of the following is true of the analysis of the term structure of interest rates??
A. ?It assumes that investors in long-term securities face high transaction costs. B. ?It assumes that investors can predict short-term interest rates accurately. C. ?It assumes that the yield curve is always flat. D. ?It assumes that investors in bonds have a preferred habitat.
A test of the null hypothesis where the alternative hypothesis is not expressed directionally is called a ________ test
A) one-tailed B) two-tailed C) three-tailed D) four-tailed E) A and B
Directness in communication is associated with ______ cultures.
A. high-power distance B. ambiguous C. collectivist D. individualist
An accord and satisfaction discharges the original debt
a. True b. False Indicate whether the statement is true or false