Two digit random numbers are ________________?
Two digit random numbers are ________________?
A. 2
B. 10
C. 99
D. 100
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Who give the concept of standard deviation and CV?
Who give the concept of standard deviation and CV?A. R.A Fisher
B. John Tukey
C. Karl Pearson
D. All of the aboveN(µ, 2σ) means normally distribution with mean u and variance2σ then (3σ, 4) means _____________?
N(µ, 2σ) means normally distribution with mean u and variance2σ then (3σ, 4) means _____________?A. 46
B. 76
C. 36
D. 47We must arrange the data before calculating ______________?
We must arrange the data before calculating ______________?A. Mean
B. Median
C. Mode
D. G.MThe Harmonic Mean of any two numbers is________________?
The Harmonic Mean of any two numbers is________________?A. a+b2
B. 2aba+b
C. ab−−√
D. a+bIf any of the value in data set is negative then it is impossible to compute:_____________?
If any of the value in data set is negative then it is impossible to compute:_____________?A. Arithmetic Mean
B. Harmonic Mean
C. Geometric Mean
D. Mode
E. MedianHerbicide A has been used for years in order to kill a particular type of weed. An experiment is to be conducted in order to see whether a new herbicide, Herbicide B, is more effective than Herbicide A. Herbicide A will continue to be used unless there is sufficient evidence that Herbicide B is more effective. The alternative hypothesis in this problem is_____________?
Herbicide A has been used for years in order to kill a particular type of weed. An experiment is to be conducted in order to see whether a new herbicide, Herbicide B, is more effective than Herbicide A. Herbicide A will continue to be used unless there is sufficient evidence that Herbicide B is more effective. The alternative hypothesis in this problem is_____________?A. Herbicide A is more effective than Herbicide B
B. Herbicide A is not more effective than Herbicide B
C. Herbicide B is more effective than Herbicide A
D. Herbicide B is not more effective than Herbicide A