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Plz help me with this
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Plz help me with this

Plz help me with this-example-1
User Nachoab
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1 Answer

6 votes

Answer: A) 13

Explanation:

Mean - 1 SD: 20.2 - 2.4 = 17.8 --> (18)

Mean + 1 SD: 20.2 + 2.4 = 22.6 --> (23)

Now, find the values on the histogram for 18 through 23:

2 + 3 + 4 + 3 + 1 + 1 = 13

User Xuanji
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