Answer:2.74889357189
Step-by-step explanation:
Answer:
90% confidence interval: (70.41,86.89)
Step-by-step explanation:
We are given the following in the question:
Point estimate = 78.65
Margin of error, E = 8.24
Confidence level = 90%
Significance level = 10%
Formula:

Putting the values, we get,


(70.41,86.89) is the required 90% confidence interval.
Answer:
86.13 I think? I scrath it I think its correct
-17
an integer is a negative or positive whole number
a rational number is a number that can be turned into a fractions...can be either positive or negative.
so ur subsets are : rational number and integer