Answer:
PMQ Pizza Magazine 
Estimate of Pizza Sales in the United States for top 100 pizza companies 
a. Computation of the sales per franchise unit:
Name of company              Units          Sales      Sales per Franchise unit
Domino's                           14,490       12,252          
$0.845
Pizza Hut                           16,336       12,034              0.737
Little Caesars Pizza            5365        4,000              0.746
Papa John's International   5071        3,695              0.729
California Pizza Kitchen       260           840              3.231
b. Frequency distribution based on total sales:
Frequency               Sales ($ millions)
O up to 1750                      840
1750 up to 3500                    0
3500 up to 5250           7,695
5250 up to 7000                  0
7000 up to 8750                  0
8750 up to 10500                0
10500 up to 12250     12,034
12250 up to 14000     12,252
Total sales                 32,821
c. Frequency distribution of companies based on per unit sales:
Frequency Per unit sales ($ millions)
0.0 up to 0.5               0
0.5 up to 1                    4
1 up to 1.5                     0
1.5 up to 2                     0
2 up to 2.5                   0
2.5 up to 3                    0
3 up to 3.5                    1
3.5 up to 4                   0
Total                          5
Explanation:
a) Data and Calculations:
Total estimated sales in 2018 = $44.3 billion
Top 5 Companies Total gross sales in $ millions.
Name of company              Units          Sales      Sales per Franchise unit
Domino's                           14,490       12,252          
$0.845 (12,252/14,590)
Pizza Hut                           16,336       12,034              0.737 (12,034/16,336)
Little Caesars Pizza           5,365        4,000              0.746 (4,000/5,365)
Papa John's International  5,071        3,695              0.729 (3,695/5,071)
California Pizza Kitchen       260           840              3.231 (840/260)
b. Frequency distribution based on total sales:
Frequency               Sales ($ millions)
O up to 1750                      840
1750 up to 3500                    0
3500 up to 5250           7,695
5250 up to 7000                  0
7000 up to 8750                  0
8750 up to 10500                0
10500 up to 12250     12,034
12250 up to 14000     12,252
Total sales                 32,821
c. Frequency distribution of companies based on per unit sales:
Frequency Per unit sales ($ millions)
0.0 up to 0.5               0
0.5 up to 1                    4
1 up to 1.5                     0
1.5 up to 2                     0
2 up to 2.5                   0
2.5 up to 3                    0
3 up to 3.5                    1
3.5 up to 4                   0
Total                          5