A school board wanted to see if reading test scores have changed in the past 30 years by testing a random
sample of 40 students to see whether there is a significant change from the average score of 78 thirty years
ago. The scores of the sample are as follows:-
63
58
76
59
95
84
83
68
81
90
87
45
75
38
54
52
90
100
45
76
64
80
58
78
45
68
64
50
59
49
63
75
9:02 PM
22-Mar-21
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What is the tax payable to the Government for land use called ?
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