What is the null and alternative hypothesis for the scenario

Reference no: EM133602399

Problem: A researcher is interested in studying whether a new app can help improve first graders' reading skillsShe recruits two first grade classes from a local elementary school: classroom 1 uses the app for 30 minutes each day and classroom 2 does not use the app. She compares their reading ability at the end of the school year and expects reading ability to improve in the group that used the app. What is the null and alternative hypothesis for this scenario? What is the type 1 error, and type 2 error? Is this a directional or non- directional hypothesis?

Reference no: EM133602399

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