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A developmental psychologist is studying whether attachment can be improved upon by providing a parent training...

A developmental psychologist is studying whether attachment can be improved upon by providing a parent training course. He has 8 parents who are seeking services to improve their children’s attachment to them. He uses a measure of which higher scores indicate more secure attachments to caregivers and gave it to them before and after the 4 week parent training course. The attachment scores data are presented below for Before and After the parent training course. The data are normally distributed. Did the parent training course improve attachment?

Before

After

13

15

15

16

17

17

11

15

12

10

16

14

13

17

15

15

Write an APA-style Results section based on your analyses. All homework “Results sections” should follow the examples provided in the presentations. Includee the effect size if you have a statistically significant finding. Remember to include a decision about the null hypothesis, report the confidence intervals, and refer to your Figure above. (2 pts)

math   Statistics-And-Probability   
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Underr Ho Before 13 5 171 After 15 IG 17 15 10,14 i71s d=7/8 =一0.875 :. S2-45 5-6-12 7 = 5.553C 2.3566 OS62 0.83320(2.3G5) Lable 7. 2(o.os) = 2 4.73 7,2(o.os) Ћ 75473(5) LCL=-481C and UCL-306c Since We Faio rejectHa not Parent training course may 7mpToring attachment

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