Darren kept track of the number of e-mails he received from one of his customers each day for 14 days on the dot plot. A number line goes from 1 to 12. 1 dot is above 2. 2 dots are above 7. 3 dots are above 8. 1 dot is above 9. 3 dots are above 11. 4 dots are above 12. Which statement must be true according to the dot plot? The data is skewed left and shows that on half of the days, Darren received 11 or 12 e-mails from the customer. The data is skewed left and shows that on half of the days, Darren received 7 to 9 e-mails from the customer. The data is skewed right and shows that on half of the days, Darren received 11 or 12 e-mails from the customer. The data is skewed right and shows that on half of the days, Darren received 7 to 9 e-mails from the customer.