In regression the sign of (B’s) and (r)?
In regression the sign of (B’s) and (r)?
A. Same
B. Change
C. Differ
D. None of these
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The process of systematic arrangement of data in rows and columns is called ___________________?
The process of systematic arrangement of data in rows and columns is called ___________________?A. Classification
B. Tabulation
C. Frequency
D. Frequency distribautionWhen the two regression lines coincide there r is __________________?
When the two regression lines coincide there r is __________________?A. Zero
B. Less than zero
C. More than zero
D. GreatThe binomial distribution is symmetrical when:______________?
The binomial distribution is symmetrical when:______________?A. P > q
B. P = 1/2
C. Probability of success & probability of failure are equal
D. Both (b) & (c) but not (a)Which of the following statement is true for CDF of the random variable X?
Which of the following statement is true for CDF of the random variable X?A. From larger values of x
B. From smallest upto specific value of x
C. From zero to specific value of x
D. None of theseClass _________ is the difference between two class limit?
Class _________ is the difference between two class limit?A. Boundary
B. Class mark
C. None of these
D. Class intervalWhich of the following is simple hypothesis___________________?
Which of the following is simple hypothesis___________________?A. u = 20
B. u ≠ 20
C. u 20