Health: Cases How fast does a virus spread through the world population? Information from the web site www.Statnews.com provided the following data about the new daily COVID-19 virus cases that occurred globally for the first 20 days starting from January 23, 2020.

Day 1 2 3 4 5 6 7 8 9 10 New Cases 0 287 493 684 809 2652 588 2068 1694 2111 Day 11 12 13 14 15 16 17 18 19 20 New Cases 4749 3094 4011 3743 3159 3537 2729 3026 2542 2040

(a) Make a time-series graph for the number of daily new COVID-19 cases for the first 20 days of the COVID-19 pandemic.

(b) Interpretation Based on the time-series graph, how would you describe the pattern of new daily COVID-19 cases during the first 20 days?

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