A group of students was given a special test. The test was completed by various students in the following duration of time ( in minutes) : 17,19,20,22,24,24,28,30,30,36. 1.Find the mean time taken by the students to complete the test. 2. Find the new mean, if another student who took 14 minutes is also included
Answers
Answered by
97
Step-by-step explanation:
17+19+20+22+24+24+28+30+30+36
=250
mean=250/10=25
if another student who took 14 minutes is also included
then
250+14=264
new mean =264/11=24
Answered by
34
Answer:
1)17+19+20+22+24+24+28+30+30+36
/10
250/10
=25
2)250 +14=
264
264/11
= 24
1) answer is 25 and
2) answer is 24.
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