- Question 1 10 Marks A Social Research Centre Is Working On A Study Which Reviews The Number Of Hours A Teenager Spends 1 (276.94 KiB) Viewed 64 times
Question 1 (10 marks) A social research centre is working on a study which reviews the number of hours a teenager spends on social media in a day. The table below shows the result from a random sample of teenagers: Number of hours spends on social media 1 hour or less Number of teenagers 70 More than 1 hour to 2 hours 51 More than 2 hours to 3 hours 45 More than 3 hours to 4 hours 43 More than 4 hours to 5 hours 21 More than 5 hours 20 Construct a 90% confidence interval estimate of the population proportion of teenagers spend more than 3 hours on social media in a day.