3 years ago

Plz help me with this

1 answer:

3 0

Answer: A) 13

<u>Step-by-step explanation:</u>

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

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