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In a group of data, 40, 39, 41, 43, 50, 44, 60, 51, 46 is more appropriate to use median or average The weight of female students in the first group of six-year class is as follows: 40, 39, 41, 43, 50, 44, 60, 51, 46. Is it more appropriate to use median or average to represent the weight of female students in this group The weight of female students in the first group of six-year class is as follows: 40, 39, 41, 43, 50, 44, 60, 51, 46. Is it more appropriate to use median or average to represent the weight of female students in this group? Why
The median is appropriate
RELATED INFORMATIONS
- 1. In a group of data, 40, 39, 41, 43, 50, 44, 60, 51, 46 is more appropriate to use median or average, why 0
- 2. After Xiao Liang calculated the average of 50 data, he carelessly mixed the average with the original 50 data to form 51 data. He forgot that it was the average. If the average of the 51 data happened to be 51, what was the average of the original 50 data? Solving a series of equations
- 3. There are seven numbers in a row, their average is 32, the first three numbers are 28, the last five numbers are 33, find the third number
- 4. There are nine numbers in a row. Their average is 32. The average of the first five numbers is 28. The average of the last five numbers is 33?
- 5. There are seven numbers in a row. The average of them is 30. The average of the first three numbers is 28. The average of the last five numbers is 33
- 6. There are seven numbers in a row. The average of them is 30. The average of the first three numbers is 28. The average of the last five numbers is 33
- 7. There are seven numbers in a row. The average of them is 30. The average of the first three numbers is 28. The average of the last five numbers is 33
- 8. Observe the following two columns: 5, 9, 13, 17, 21, 25, 29, 33 4,7,10,13,16,19,22,25…… Which is the 15th pair of the same number among them
- 9. Observe the following group numbers - 1,1,5,11,19,29 1) Use an algebraic expression containing n to represent the nth number in this column. 2) is 2010 in this column? If yes, find out how many numbers are lower. If not, explain the reason
- 10. 5,11,19,29 the next number according to the law
- 11. There are 7 data from small to large, the average is 38. If the average of the first four numbers is 33, and the average of the last four numbers is 42, try to find the median of this group of data
- 12. There are seven numbers in order from big to small, the average is 38. The average of the first four numbers is 33, and the average of the last four numbers is 42. Find the median of these seven numbers
- 13. There are seven numbers from small to large, the average is 38, if the average of the first four numbers in this group is 33 There are seven numbers from small to large, with an average of 38. If the average of the first four numbers in this group is 33 and the average of the last four numbers is 42, what is the median of these seven numbers?
- 14. If the average of the first four numbers is 33 and the average of the last four numbers is 42, find the median of the group
- 15. 42, 44, 57, 45, 66, 55, 48, 44, 51, 47, 60, 54, 48, 53 the average is 51 s²=？
- 16. In order to connect a small "6V 3W" light bulb to a 24 V power supply and light normally, it is necessary to connect a series of resistors, the rated power of the resistor at least, and the total power of the whole circuit
- 17. Voltage: 220 V, frequency: 50 Hz, vibration frequency: 3200 / R - 2600 / R. I want to calculate the power
- 18. When electric energy is converted into heat energy, the power is directly proportional to the resistance of the conductor. The resistance of 880W electric furnace is 55ohm and 1100W The resistance of our electric furnace is 44 ohm. Why is the heat power of the electric furnace inversely proportional to the resistance?
- 19. The rated voltage of a motor is 220 V, the rated power is 1.1 kW, and the coil resistance is 5 How much a is the normal operation of the motor at 10:6? How much electric heat does it produce when it is electrified for 1min? (2) What is the reason that the motor is easy to burn out when it is fabricated
- 20. If the corresponding points of two rational numbers on the number axis are on the same side of the origin, then the product of the two rational numbers () A. Must be positive B. must be negative C. zero D. may be positive or negative