
Infer_Kuis Pertemuan 9
Authored by Audi Budiman
Mathematics
University
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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apabila diketahui bahwa korelasi antara jam tidur dengan tingkat pemahaman mahasiswa di mata kuliah Statistik Inferensial adalah 0.8, berapakah varians yang dapat diprediksi jam tidur terhadap tingkat pemahaman mahasiswa?
0.8
0.64
0.4
Varians tidak dapat diprediksi
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apabila peneliti ingin menemukan korelasi antara dua variabel yang diukur menggunakan skala ordinal, maka teknik korelasi yang tepat untuk digunakan adalah…
Pearson
Phi-Coefficient
Point Biserial
Spearman
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Perhatikan gambar di bawah ini!
Korelasi C dan B ditandai oleh …
2, 1, dan 3
1 dan 2
1 dan 3
4 dan 3
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sebuah data yang terdiri dari 30 pasang nilai x dan y memiliki nilai korelasi Pearson r = 0.70.
Berapa banyak varians dari y yang tidak dapat dijelaskan oleh variabel x?
49%
50%
51%
70%
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sebuah data dengan n = 5 mempunyai pasangan nilai x dan y dan SSx = 10, SSy = 40, dan SP = 10.
Berapa nilai korelasi Pearson?
0.50
0.025
0.707
0.40
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