Reference no: EM132463711

Questions about social statistic.

Test scores of students : 66 89 47 63 40 51 62 80 60 97 48 64 67 97 60

67 81 64 74 38 69 50 59 80 57 33 47 72 68 91

74 47 73 50 52 43 54 98 54 63 79 33 51 54 60

44 82 43 32 48 46 57 47 92 72 87 71 79 84 41

40 58 44 61 38 92 71 41 83 84

Required:

Question 1: What % of students received the highest score and the lowest score?

Question 2: What % of students received the most c ommon score?

Question 3: What score did the students receive on a verage? (I need statistical formula and process of calculation.)

Question 4: What score did almost half of th e students receive? (I need statistical formula and process of calculation)