TS EAMCET · Maths · Statistics
The mean deviation about the mean for the following data is
| Class Interval | ||||
| Frequency |
- A
- B
- C
- D
Answer & Solution
Correct Answer
(C)
Step-by-step Solution
Detailed explanation
fi fi xi fixi xi-x fixi-x 4 0-4 2 8 4 16 3 4-8 6 18 0 0 2 8-12 10 20 4 8 1 12-16 14 14 8 8 10 60 32 x=∑fixiN=6010=6 M.D. =∑i=14fixi-xN=3210=3.2
See the Complete Solution
Get step-by-step explanations for this and 2.5 Lakh+ more JEE, NEET & CET questions.
- Unlock all solutions
- Practice the full chapter
- Track accuracy across PYQs
4.8 rated on Google Play · 14,000+ reviews
More questions from Maths
- The term in the expansion of isTS EAMCET 2021 Medium
- If \(\tan (\pi \cos \theta)=\cot (\pi \sin \theta)\), then a value of \(\cos \left(\theta-\frac{\pi}{4}\right)\) among the following isTS EAMCET 2013 Medium
- The probability of getting a success in a trail is five times that of a failure. The probability of getting at most one success in 5 trails, isTS EAMCET 2022 Easy
- If \(a, b\) are real numbers and \(\alpha\) is a real root of \(x^2+12+3 \sin (a+b x)+6 x=0\) then the value of \(\cos (a+b \alpha)\) for the least positive value of \(a+b \alpha\) isTS EAMCET 2025 Hard
- If the image of \(\left(\frac{-7}{5}, \frac{-6}{5}\right)\) in a line is \((1,2)\), then the equation of the line isTS EAMCET 2014 Easy
- If \(f: R \rightarrow R\) is defined by \(f(x)=\left\{\begin{array}{ccc} \frac{x+2}{x^2+3 x+2} & \text { if } & x \in R-\{-1,-2\} \ -1 & \text { if } & x=-2 \ 0 & \text { if } & x=-1 \end{array}\right.\) then \(f\) is continuous on the setTS EAMCET 2005 Medium
More PYQs from TS EAMCET
- A meniscus drop of radius \(1 \mathrm{~cm}\) is sprayed into \(10^6\) droplets of equal size. Calculate the energy expended if surface tension of mercury is \(435 \times 10^{-3} \mathrm{~N} / \mathrm{m}\).TS EAMCET 2020 Easy
- A man of \(50 \mathrm{~kg}\) is standing at one end on a boat of length \(25 \mathrm{~m}\) and mass \(200 \mathrm{~kg}\). If he starts running and when he reaches the other end, he has a velocity \(2 \mathrm{~ms}^{-1}\) with respect to the boat. The final velocity of the boat is : (in \(\mathrm{ms}^{-1}\) )TS EAMCET 2006 Easy
- If \(a \alpha^2+b \beta^2+c \alpha \beta+d=0\) is the transformed equation of \(4 x^2+\sqrt{3} x y+5 y^2-4=0\) obtained by using \(\alpha=\frac{\sqrt{3}}{2} x+\frac{y}{2}\) and \(\beta=-\frac{x}{2}+\frac{\sqrt{3}}{2} y\), then \(c(a+b+d)=\)TS EAMCET 2020 Hard
- If represents a pair of lines, which of the following statements is true?TS EAMCET 2021 Easy
- The line \(2 x+y-3=0\) divides the line segment joining the points \(A(1,2)\) and \(B(-2,1)\) in the ratio \(a: b\) at the point \(C\). If the point \(C\) divides the line segment joining the points \(P\left(\frac{b}{3 a},-3\right)\) and \(Q\left(-3,-\frac{b}{3 a}\right)\) in the ratio \(p: q\), then \(\frac{p}{q}+\frac{q}{p}=\)TS EAMCET 2024 Easy
- In the binomial expansion of if its middle term is the only numerically greatest term, then lies in the intervalTS EAMCET 2021 Easy