x=40 is estimator of _________________?
x=40 is estimator of _________________?
A. (U)
B. 6
C. Ux
D. 6/√n
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Which of the following is a true statement for comparing the t distribution with standard normal ?
Which of the following is a true statement for comparing the t distribution with standard normal ?A. Greater the degree of freedom, the more the t-distribution resembles the standard normal distribution
B. The Normal Curve is symmetrical whereas the t-distribution are slightly skewed.
C. The proportion of area beyond a specific value of “t” is less than the proportion of normal curve
D. Non of theseThe data collected by NADRA to issue National Identity cards are______________?
The data collected by NADRA to issue National Identity cards are______________?A. Official data
B. un-official data
C. Primary data
D. Secondary dataFor Mesokurtic curve of the distribution, β2 is__________________?
For Mesokurtic curve of the distribution, β2 is__________________?A. Zero
B. 3
C. 3
E. None of theseThe equation of standard normal distribution is f(z)=________?
The equation of standard normal distribution is f(z)=________?A. 1/σ√2∏e 1/2×2
B. 1/σ√2∏e -1/2×2
C. 1/√2∏
D. 1/σ√2∏A frequent distribution in which class interval size is not the same is called frequency distribution with ________class interval size?
A frequent distribution in which class interval size is not the same is called frequency distribution with ________class interval size?A. Open-end
B. Distribution
C. Componemt
D. UnequalPrimary data and _____________ data are same?
Primary data and _____________ data are same?A. Grouped
B. Secondary data
C. Ungrouped
D. None of these