A popular restaurant aims have guests seated at their table within 10 minutes of arrival. The waiting times are shown in the Excel sheet "Data for Q7". a) Determine whether the normality assumption is appropriate for this data. (hint: try a natural logarithmic transformation) b) Estimate the proportion of guests who will not be seated within 10 minutes of arrival. Guests waiting time, in minutes 1 4 7 7 5 3 2 5 9 2 2 1 2 8 5 4 6 11 8 8 3 3 1 1 6 3 2 8 2 3 10 3 1 7 7 8 5 4 2 3 A popular restaurant aims have guests seated at their table within 10 minutes of arrival. The waiting times are shown in the Excel sheet "Data for Q7". a) Determine whether the normality assumption is appropriate for this data. (hint: try a natural logarithmic transformation) b) Estimate the proportion of guests who will not be seated within 10 minutes of arrival. Guests waiting time, in minutes 1 4 7 7 5 3 2 5 9 2 2 1 2 8 5 4 6 11 8 8 3 3 1 1 6 3 2 8 2 3 10 3 1 7 7 8 5 4 2 3