Sally O. Student has made the following scores on her portfolio assignments so far in Math 4321 during this semester. The grades below include journal entries, quizzes, and practice tests.

100

92

93

85

82

73

95

68

95

92

84

95

For this given data set, find each numerical statistic below. Show work to support each solution.

(a) Mean (Round to the nearest tenth.) _____

(b) Mode(s). _______________

(c)&(d) Median (or second quartile) _____

(e) Midrange_____ (f) Range _____

(g) Third or upper quartile (Q₃) _____ Show work above.

(h) First or lower quartile (Q₁) _____ Show work above.

(i) Interquartile range (IQR) _____

please help not sure what I am doing wrong