Weekend Curfews
Determine the values of the letters to complete the
conditional relative frequency table by column.
16 Years
17 Years
Old
Total
Old
0.9
b
0.88
Before
10 p. m.
After
10 p. m.
0.15
0.12
Total
1.0
1.0
1.0

List x1, x2, x3, x4 where xi is the left endpoint of the four equal intervals used to estimate the area under the curve of f(x) between x = 4 and x = 6. a 4, 4.5, 5, 5.5 b 4.5, 5, 5.5, 6 c 4.25, 4.75, 5.25, 5.75 d 4, 4.2, 5.4, 6