Mean median mode/modal

Question 1

what is a mean?

Answer 1

The average of the data ( e.g: there are 20 students taking a test, to find mean mark add up their marks /20)

Question 2

what is a mode

Answer 2

-most value or occurs a lot

Question 3

what is a median

Answer 3

-mid value of the data

Question 4

if there’s a given key in a stem and leaf diagram: e.g 1|0 = 10
whats 2|3

Answer 4

23

Question 5

if there’s a given key in a stem and leaf diagram: e.g 9|1 = 19
whats 5|4

Answer 5

45