Holly, Chris and Tony each collect action figures. Chris has twice as many action figures as Holly Holly has 3 fewer action figu
2 answers:
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The equation of direct variation is,
Substitute the values of <em>y</em> and <em>x</em>.
So, the obtained equation will be <em>y</em>=1.35(x).
Let's check with the values of <em>x</em>.
1) If <em>x</em>=4
2) If <em>x</em>=2
3) If <em>x</em>=-2
Answer: 0.2643
Step-by-step explanation:
Let p be the population proportion and be the sample proportion .
As per given question , we have
z-score :
The required probability ( using z-table ):-
Hence, the probability that the proportion of books checked out in a sample of 478 books would be less than 13% = 0.2643