The mean of a constant “b” is_________________?
The mean of a constant “b” is_________________?
A. Zero
B. b
C. None
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Variance of binomial distribution is always:______________?
Variance of binomial distribution is always:______________?A. Less than mean
B. Greater than mean
C. Equal to mean
D. Less than equal to meanThe probability of a save event is equal to _________________?
The probability of a save event is equal to _________________?A. Two
B. Three
C. Four
D. OneIn descriptive statistics, we study______________?
In descriptive statistics, we study______________?A. The description of decision making process
B. The methods for organizing, displaying, and describing data
C. How to describe the probability distribution
D. None of the aboveIn the plural sense, statistic means____________?
In the plural sense, statistic means____________?A. Methods
B. Data
C. Science
D. MeteorologyIf a distribution is abnormally tall and peaked, then is can be said that the distribution is_____________?
If a distribution is abnormally tall and peaked, then is can be said that the distribution is_____________?A. Leptokurtic
B. Pyrokurtic
C. Platykurtic
D. MesokurticIf n = 400 and P=.69 then 90% C.I for P is _________________?
If n = 400 and P=.69 then 90% C.I for P is _________________?A. 652 and . 728
B. .314 and .652
C. .798 and .745
D. None of these