Round of to the nearest thousand 741,543
2 answers:
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Answer:
y - 5
Step-by-step explanation:
Given
Factorise the numerator
y² + 2y - 35 = (y + 7)(y - 5), thus fraction can be expressed as
Cancel the factor (y + 7) on the numerator/ denominator, leaving
y - 5
Answer:
The claim that he rate of inaccurate orders is equal to 10% is supported by statistical evidnece at 5% level
Step-by-step explanation:
Given that in a study of the accuracy of fast food drive-through orders, one restaurant had 34 orders that were not accurate among 371 orders observed.
Sample proportion
(Two tailed test at 5% significance level)
p difference =
Std error if H0 is true =
Test statistic Z = p diff/std error
=0.539
p value = 0.5899
Since p > 0.05 accept null hypothesis
The claim that he rate of inaccurate orders is equal to 10% is supported by statistical evidnece at 5% level