The final makrs in Mathematics of 30 students are as follows
`(53,61,48,60,78,68,55,100,67,90)`
`(75,88,77,37,84,58,60,48,62,56)`
`(44,58,52,98,59,70,38,50,60)`
Which observations between 50 and 60 have not actually appeared?

The final makrs in Mathematics of 30 students are as follows {:(53,61,48,60,78,68,55,100,67,90),(75,88,77,37,84,58,60,48,62,56),(44,58,52,64,98,59,70,38,50,60):} What is the range?

The final makrs in Mathematics of 30 students are as follows {:(53,61,48,60,78,68,55,100,67,90),(75,88,77,37,84,58,60,48,62,56),(44,58,52,98,59,70,38,50,60):} What is the lowest score?

The final makrs in Mathematics of 30 students are as follows {:53,61,48,60,78,68,55,100,67,90,75,88,77,37,84,58,60,48,62,56,44,58,52,98,59,70,38,50,60:} What is the highest score?

The final marks in Mathematics of 30 students are as follows (53,61,48,60,78,68,55,100,67,90) (75,88,77,37,84,58,60,48,62,56) (44,58,52,98,59,70,38,50,60) How many have scored less than 50?

The final makrs in Mathematics of 30 students are as follows {:(53,61,48,60,78,68,55,100,67,90) (75,88,77,37,84,58,60,48,62,56) (44,58,52,64,98,59,70,38,50,60) How much have scored 75 or more?

The final makrs in Mathematics of 30 students are as follows {:(53,61,48,60,78,68,55,100,67,90),(75,88,77,37,84,58,60,48,62,56),(44,58,52,98,59,70,38,50,60):} Arrange these marks in the ascending order, 30 to 39 one group, 40 to 49 second group etc.

The yearly savings (in rupees) of 30 students of X are as follow: 50,60,53,70,70,80,60,53,75,47,47,47,75,53,60,70,70,80,53,50,53,70,75,75,60,80,47,50,50,50.Prepare a frequency table using tally marks. How much saving is minimum?

The yearly savings (in rupees) of 30 students of X are as follow: 50,53,70,70,80,60,53,75,47,47,47,75,53,60,70,70,80 ,53,50,53,70,75,75,60,80,47,50,50,50.Prepare a frequency table using tally marks. How much saving is maximum?

In a mathematics test given to 15 students, the following marks (out of 100) are recorded: 41, 39, 48, 52, 46, 62, 54, 40, 96, 52, 98, 40, 42, 52, 60 Find the mean, median and mode of this data.