If Y=5X + 10 and X is N(10,25), then mean of Y is ?

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Normal distribution has ______ parameter?

A. Three B. Two C. Four D. One...

The normal distribution is_________?

A. Platykurtic B. Leptokurtic C. Mesoukurtic D. None of these...

If X N(55,49) then σ ?

A. 7 B. 55 C. 104 D. 49...

In normal distribution, mean ______= Mode?

A. Quartile B. Mean deviation C. Median D. S.D....

Area to the right of (z=0) is the area for ____ values of z?

A. Zero B. Negative C. Positive D. None of these...