Statistics

In a cricket match, the number of runs scored by a player in 5 innings are: 30, 45, 50, 30, and 45. What is the mode of the runs scored?

The marks obtained by 7 students in a test are: 70, 85, 90, 85, 75, 90, 85. What is the median of the marks?

The heights (in cm) of 6 plants are: 45, 50, 55, 50, 60, 50. Find the mean height of the plants.

A survey of 100 students found that 40 like cricket, 35 like football, and 15 like both. How many students like neither cricket nor football?

The following data shows the number of movies watched by 8 friends in a month: 2, 3, 5, 3, 4, 2, 3, 5. What is the range of the data?

The ages of 5 Bollywood stars are: 45, 50, 55, 60, and 65. If the average age increases by 2 years when a new star joins, what is the age of the new star?

A frequency distribution table shows the number of runs scored by a batsman in 10 matches: Runs (0-10): 2 matches, (11-20): 3 matches, (21-30): 4 matches, (31-40): 1 match. What is the mode class?

The median of the following data is 25. Find the missing frequency 'x': Class intervals: 10-20, 20-30, 30-40 Frequencies: 5, x, 10