a)The Table below shows the average score of the150 students sampled from the North America University in the academic year 2020/2021. Score (out of 100)                            Number of students 40-49                                                                     19 50-59                                                                     32 60-69                                                                     49 70-79                                                                     29 80-89                                                                     21 i. calculate the mean score of the students  ii. identify the modal score  iii. identify the median score

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a)The Table below shows the average score of the150 students sampled from the
North America University in the academic year 2020/2021.

Score (out of 100)                            Number of students

40-49                                                                     19

50-59                                                                     32

60-69                                                                     49

70-79                                                                     29

80-89                                                                     21

i. calculate the mean score of the students 
ii. identify the modal score 
iii. identify the median score

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