Results

# M- The yearly M3-cometition data
# method - NAIVE2
# horizon- 2
# log_scale - FALSE
plot_actual(M, method = "NAIVE2", horizon = 1)

# M- The yearly M3-cometition data
# method - NAIVE2
# horizon- 2
# log_scale - TRUE
plot_actual(M, method = "NAIVE2", horizon = 1, log_scale = TRUE)

# M- The yearly M3-cometition data
# method - NAIVE2
# horizon- 2
# log_scale - FALSE
plot_mean(M, method = "NAIVE2", horizon = 1)

# M- The yearly M3-cometition data
# method - NAIVE2
# horizon- 2
# log_scale - TRUE
plot_mean(M, method = "NAIVE2", horizon = 1, log_scale = TRUE)