Social Media Use and ADHD.Exercise 2.23 introduces a study examining whether frequent use of digital social media by teens is associated with subsequent development of ADHD symptoms. Researchers rated the frequency of social media use as High or Low for each teen. Two years later, they recorded whether or not ADHD symptoms had been diagnosed. The results are shown in the table below. UseStatKeyor other technology to test whether the proportion of teens being diagnosed with ADHD is higher for teens with a high frequency of social media use than for those with a low frequency. Show all details of the test. Let Group 1 represent the teens with high social media use and Group 2 represent those with low social media use.

State the null and alternative hypotheses.

Give notation of the sample statistic.

Give value of the sample statistic accurate to three decimal places.

Use a randomization distribution to find the p-value. Give your answer accurate to three decimal places.

Social Media Use	ADHD	No ADHD	Total
High frequency	16	149	165
Low frequency	23	472	495
Total	39	621	660