Jose worked n hours at 8.75 dollars per hour he made a total of $61.25 write an expression that represents the total number of h
1 answer:
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Answer:
If the problem is,
By finding it,
Take a 5 box grid in which each box represents 1 unit,
Then take 1 box of this grid,
Repeat this step,
Finally, Add them,
We get,
A grid having 10 boxes with 2 taken boxes,
Thus,
When we do these steps for three grids we will get ,
That is, by multiplying the result of by 3 we will obtain
Answer:
And the 96% confidence is given by (110.06; 117.34)
Step-by-step explanation:
Information given
represent the sample mean
population mean (variable of interest)
s=9.1 represent the sample standard deviation
n=29 represent the sample size
Confidence interval
The confidence interval for the mean is given by the following formula:
(1)
The degrees of freedom are given by:
The Confidence is 0.96 or 96%, the significance is and
, and the critical value would be
Replacing the info we got:
And the 96% confidence is given by (110.06; 117.34)