If sally study’s math 1.5 hours a day predict her math grade based on the scatter plot above

Approximate marks sally get = 95%

Step-by-step explanation:

Given:

Sally's study time = 1.5 hour = 1.5 × 60 = 90 minute

Find:

Approximate marks sally get.

Computation:

Number of minute sally study = 1.5 × 60

Number of minute sally study = 90 minutes

Using graph,

Vertical line on 90 minutes shows 95% , we can say that the person who study 90 minutes per day get 95% marks

So,

Approximate marks sally get = 95%

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