Ralph likes 25 but not 24;400 but not 300;144 but not 145; does he like 10,50,124,200, or 1600
1 answer:
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Use proportions because we know that the triangles are similar.
Cross multiply.
20x=28×5
x=7
answer: 7
Answer:
The answer is "At the 0,10 level, there should be enough proof that the percentage is below 49%"
Step-by-step explanation:
Null and alternative hypothesis:
Significance level:
It is decided that the null hypothesis at the defined meaning level is rejected.