MCQ
What will be the approximate value of mean deviation for a normal distribution $N(20,225)$ ?
- A$10$
- ✓$12$
- C$16$
- D$18.75$
✓
Answer
Correct option: B.
$12$
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
Which of the following indicates the functional relation between the two variables ?
Which kind of the correlation exists if the following scatter diagram is of two variables $X$ and $Y ?$
→Which of the following are mean and variance of standard normal variable ?
If the limits of functions $f(x)$ and $g(x)$ as $x \rightarrow 5$ are $12$ and $3$ respectively, what are the respective limits of $[f(x)-g(x)]$ and $[f(x)+g(x)]$ functions as $x \rightarrow 5 ?$
→Which is the simplest method to know the nature of correlation between two variables?
What is the formula for elasticity of demand?
What is $f^{\prime}(x)$ for $f(x)=\sqrt{x}$ ?
→What is the derivative of $f(x)=\frac{4}{x^{2}}$ ?
→The binomial distribution has mean 5 and variance $\frac{10}{7}$. What will be the type of this distribution ?
→Which of the following options is true when $A$ and $B$ are mutually exclusive events of $0 < P(A) < 1$ and $0 < P(B) < 1?$
→