The measures of the diameter of the heads of 150 screw is given in the following table. If the mean diameter of the heads of the screws is 51.2 mm, find the values of p and q
Solution:
Mean = 51.2
No. of screws = 150
More Solutions:
- The scores of a competitor were as given below :
- The weekly wages (in Rs.) of workers in a factory:
- Draw a histogram for the following frequency distribution.
- A Mathematics aptitude test of 50 students.
- IQ of 50 students was recorded as follows.
- The daily pocket expenses of 200 students in a school.