Consider the following expression:3Step 2 of 2: Determine the degree and the leading coefficient of the polynomial.AnswerHow to
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1 answer:
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Since y is less than x by 7 times 
so in terms of x we write
x=7y
x=7y
Answer: ($3.532, $4.166)
Step-by-step explanation:
Given : Significance level :
Critical value :
Sample size : n= 157
Sample mean :
Standard deviation :
The confidence interval for population mean is given by :_
Hence, the 0% confidence interval for the average tip given at this restaurant = ($3.532, $4.166)