__________ deviation taken from A.M. is always equal to zero?
__________ deviation taken from A.M. is always equal to zero?
A. Mean
B. Sum
C. Average
D. 2.D.
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If the occurrence of excludes the occurrence of the other is called ________________?
If the occurrence of excludes the occurrence of the other is called ________________?A. Mutually exclusive
B. Exchaustive
C. Likely
D. ProbabilityIf we reject the null hypothesis, we might be making____________?
If we reject the null hypothesis, we might be making____________?A. Unpredictable
B. A correct Decision
C. Type-II Error
D. Type-ErrorIf X and Y are independent then SD (X − Y) is________________?
If X and Y are independent then SD (X − Y) is________________?A. SD(X)−SD(Y)
B. SD(X)+SD(Y)
C. SD(X)+SD(Y)−−−−−−−−−−−−−−√
D. Var(X)+Var(Y)−−−−−−−−−−−−−−−√
18) If Y=−8X − 5 and SD of X is 3, then SD of Y isA fair coin toss the total events in sample space equal_____________?
A fair coin toss the total events in sample space equal_____________?A. 7
B. 16
C. 36
D. 6The probability of drawing an even number in a toss of a balanced die ______________?
The probability of drawing an even number in a toss of a balanced die ______________?A. 1/6
B. 2/6
C. 3/6
D. 6/6The difference between the upper and lower class boundaries of a class are know as _________________?
The difference between the upper and lower class boundaries of a class are know as _________________?A. Class interval
B. class mark
C. class frequency
D. Mid point