What are the more appropriate measures of center and spread for this data
set?
75
85
95
10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100

Which shows the correct substitution of the values a,b and c from the equation 1=-2x+3x^2+1

Landon wrote that 3−2.6=4. which statement about his answer is true?

Determine the common ratio and find the next three terms of the geometric sequence. 649-14-02-00-00_files/i0100000, 649-14-02-00-00_files/i0100001, 2, a. 3; 649-14-02-00-00_files/i0100002, 649-14-02-00-00_files/i0100003, 649-14-02-00-00_files/i0100004. c. 649-14-02-00-00_files/i0100005; 649-14-02-00-00_files/i0100006, 649-14-02-00-00_files/i0100007, 649-14-02-00-00_files/i0100008. b. 3; 6, 18, 54 d. 649-14-02-00-00_files/i0100009. 6, 18, 54 select the best answer from the choices provided a b c d