Fig 1.
Daily reported COVID-19 number of deaths in Nigeria (11th April -7th September 2020).
Fig 2.
Density and normal QQ plot of the COVID-19 number of deaths.
Table 1.
Goodness-of-fit statistics and criteria.
Fig 3.
Gamma-CUSUM chart of COVID-19 number of deaths in Nigeria.
Table 2.
Upper Gamma-CUSUM statistic for COVID-19 number of deaths.
Fig 4.
Standard normal-CUSUM control chart of COVID-19 number of deaths in Nigeria.
Table 3.
Upper Normal- CUSUM statistic for COVID-19 number of deaths.