A、he mean and variance are both equal to 1
B、the mean and variance are both equal to 0
C、the mean is equal to the variance
D、the mean is equal to 0 and the variance is equal to 1
If P and Q are both positive, what is the value of P?
(1) PQ is a positive multiple of 5.
(2) 300 percent of P equals 500 percent of Q.
Section A
(1)
A.Billy is reliable but not honest.
B.Billy is both honest but not hard-working.
C.Billy is honest but not hard-working.
D.Billy is hard-working but not reliable.
The "insider " (line 1, paragraph 5) is most probably
A.someone who buys both Ariel and Cinch
B.someone who works within Procter &. Gamble or knows it fairly well
C.someone who once worked within Rakona
D.someone who is a loyal customer of Ariel
In paragraph 1, "both sides of the Atlanti" probably refers to
A.the United States and United Kingdom.
B.the European and American.
C.the North America and Europe.
D.the North American continent and the British Isles.
为了保护您的账号安全,请在“简答题”公众号进行验证,点击“官网服务”-“账号验证”后输入验证码“”完成验证,验证成功后方可继续查看答案!