Question: A random sample of sixteen adult readers was asked to report how many minutes the]read per day here are the responses, down into tour age groups: 18-25, 26-45, 46-65 and over 65.
|
Ages
|
|
18-25 (X1)
|
26-25 (X2)
|
45-65 (X3)
|
over 65 (X4)
|
|
10
|
15
|
30
|
65
|
|
20
|
25
|
60
|
75
|
|
20
|
40
|
40
|
80
|
|
25
|
30
|
40
|
80
|
At the 0.01 level of significance, test the claim that the mean reading times lour the lour age groups are equal.