a) what is the mean, median , mode and range of the average closing prices?

b) if we wanted to graphically explore whether the year open and close data have a connection between them, which graph should we use?

c) if we wanted to explore the year high data graphically but not over the periods of time, which graph should we use?

d) use 3 statistical concepts to describe the chart of gold prices above.

e) calculate the average annual % change in the years closing prices from 2014-2017 inclusively.

Gold Prices - Historical Annual Data Time left 1:19:47 ion Average Annuar Year Closing Price Year Open Year High Year Low Year Close % Change 2021 $1,800.50 $1,946.60 $1,954.40 $1,678.00 $1,750.40 -7.64% 2020 $1,773.73 $1,520.55 $2,058.40 $1,472.35 $1,895.10 24.43% 2019 $1,393.34 $1,287.20 $1,542.60 $1,270.05 $1,523.00 18.83% 2018 $1,268.93 $1,312.80 $1,360.25 $1,176.70 $1,281.65 -1.15% 2017 $1,260.39 $1,162.00 $1,351.20 $1,162.00 $1,296.50 12.57% 2016 $1,251.92 $1,075.20 $1,372.60 $1,073.60 $1,151.70 8.63% 2015 $1,158.86 $1,184.25 $1,298.00 $1,049.60 $1,060.20 -11.59% 2014 $1,266.06 $1,219.75 $1,379.00 $1,144.50 $1,199.25 -0.19% 2013 $1,409.51 $1,681.50 $1,692.50 $1,192.75 $1,201.50 -27.79% 2012 $1,668.86 $1,590.00 $1,790.00 $1,537.50 $1,664.00 30 Year Gold Price in USD/oz Last Close: 1751.16 High: 2070.05 Low: 252.57 1402.71 402.56% 2200 2000 1800 1600 1400 1200 1000 800 600 400 goldprice.org 200 1992 1995 1998 2001 2004 2006 2008 2010 2013 2016 2019