A developmental psychologist would like to determine how much fine motor skill changes for children from age 3 to age 5. He takes a random sample of 9 three-year old children and gives each a manual dexterity test that measures fine motor skill. He tests these same children one and two years later, when they are each four- and five-years old. Higher scores on this test indicate better fine motor skills. Is there a significant difference in the motor skills at these ages? Test with an α = 0.01 and show ANOVA SPSS output.

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1.  A developmental psychologist would like to determine how much fine motor skill changes for children from age 3 to age 5. He takes a random sample of 9 three-year old children and gives each a manual dexterity test that measures fine motor skill. He tests these same children one and two years later, when they are each four- and five-years old. Higher scores on this test indicate better fine motor skills. Is there a significant difference in the motor skills at these ages? Test with an α = 0.01 and show ANOVA SPSS output. 

Score at Score at Score at
3-years 4-years 5-years
48
49
38
49
40
33
36
46
27
44
48
35
50
45
36
30
39
39
40
46
42
39
45
49
48
35
35
Transcribed Image Text:Score at Score at Score at 3-years 4-years 5-years 48 49 38 49 40 33 36 46 27 44 48 35 50 45 36 30 39 39 40 46 42 39 45 49 48 35 35
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