a group of students was given a special test this test was completed by various students in the following time in minutes 18 20 21 23 25 25 29 31 31 27 find the mean time taken by the student to complete the test
Answers
Answered by
2
Answer:
27 ....................
Answered by
1
Answer:
25
Step-by-step explanation:
mean =
sum of the time taken by each student
total number of students
mean=
8+ 20+ 21+ 23 +25+ 25+ 29+ 31 +31+ 27
10
mean =250/10
=25
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