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HELP ME PLEASE i am not under standing the problem the instructions are on the attchment
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22 votes
HELP ME PLEASE i am not under standing the problem the instructions are on the attchment

HELP ME PLEASE i am not under standing the problem the instructions are on the attchment-example-1
User Adeline
by
7.5k points

2 Answers

2 votes

Mean = sum of all data : number of data

15 = (17+15+21+12+x) : 5

75 = 65 + x

x = 10

User Sucharu Hasija
by
7.8k points
13 votes

Answer:

10

Explanation:

User Jhorra
by
7.2k points
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