Smartphones are advanced mobile phones with Internet, photo, music, and video capability. The survey results showing smartphone ownership by age are contained below. Use a spreadsheet to answer the following questions. Age Category Smartphone(%) Other cell phone (%) No cell phone(%)
18-24 49 46 5
25-34 58 35 7
35-44 44 45 11
45-54 28 58 14
55-64 22 59 19
65+ 11 45 44

Required:
a. Construct a stacked bar chart to display the above survey data on type of mobile phone ownership. Use age category as the variable on the horizontal axis.
b. Comment on the relationship between age and smartphone ownership.
c. How would you expect the results of this survey to be different if conducted in 2021?