Answer:
9. 210
11. 136.64
10. 282.4
12. 88.56
Step-by-step explanation:
sorry if 9,10,11,12 i answering
X=7/2 which is equal to 3.5
1/2 = 3/6
Then you add 1/6
After that you do 6/6 minus 4/6 which then leads to the answer2/6
Answer:
5
Step-by-step explanation:
Given :
Observed values = 5, 10, 15
Expected freqencies = 10
χ² = Σ(observed - Expected)² / Expected
χ² = (5-10)²/10 + (10-10)²/10 + (15-10)²/10
χ² = 25/10 + 0/10 + 25/10
χ² = 2.5 + 0 + 2.5
χ² = 5
