Question:
The mean of 50 items is 100. At the time of calculations, two items 80 and 190 were wrongly taken as 90 and 20. What is the correct value of the mean?
The mean of 50 items is 100. At the time of calculations, two items 80 and 190 were wrongly taken as 90 and 20. What is the correct value of the mean?
Updated On: Mar 21, 2024
- 102.5
- 103.2
- 103.5
- 104.2
Hide Solution
Verified By Collegedunia
The Correct Option is B
Solution and Explanation
The correct answer is(B): 103.2
Was this answer helpful?
0
0
Top Questions on Mean, median, mode and standard deviation
- If the mode and mean of a data are 24 and 60 respectively, then the median of the data is
- AP POLYCET - 2024
- Mathematics
- Mean, median, mode and standard deviation
- Mean, Median and Mode of a data are related by the relation
- CUET (UG) - 2023
- Mathematics
- Mean, median, mode and standard deviation
- What is emprical relationship between mean, median and mode ?
A. Mean - mode = 3(Mean - Median)
B. Mode = Mean - Median
C. Mode = 3 Median - 2 Mean
D. Median - Mode = 3 (Mean - Median)
E. Mode = 2 Mean + 3 Median
Choose the correct answer from the options given below- CUET (UG) - 2023
- Mathematics
- Mean, median, mode and standard deviation
- If mean of 7, 2, 9, 4 and K is 5, then find the median of 12, 6, K, 9, 15
- CUET (PG) - 2023
- Mathematics
- Mean, median, mode and standard deviation
- Mean of 28, 30, 26, (K+6) and (K+1) is 25. Find the mean of 32, 39 and 2k
- CUET (UG) - 2023
- Mathematics
- Mean, median, mode and standard deviation
View More Questions
Questions Asked in CUET PG exam
- Find out the degree of the differential equation \(\frac {d^2t}{ds^2}+(\frac {dt}{ds})^2+2t=0\)
- CUET (PG) - 2023
- Differential Equations
- The surface area of the sphere x2 + y2 + z2 = 9 lying inside the cylinder x2 + y2 = 3y is
- CUET (PG) - 2023
- Surface Area of Cube, Cuboid and Cylinder
- The Ombudsman in a newspaper organisation represents the point of view of the ___.
- CUET (PG) - 2023
- Journalism
- The orthogonal trajectories of the family of curves y = \(ax^3\) is
- The minimum distance of the point (3, 4, 12) from the sphere x2 + y2 + z2 = 1 is
- CUET (PG) - 2023
- Coordinate Geometry
View More Questions