Answer:
Step-by-step explanation:
Given
<u>Brand A</u> <u>Brand B</u>
Required
Determine the test statistic (t)
This is calculated as:
Calculate s using:
The equation becomes:
So:
Answer:
35
Step-by-step explanation:
22 because you take the smallest and largest number and subtract them so you do 81-59=22
Answer:
Step-by-step explanation:
The equation of the line in point-slope form is given as
Here m=-3 and (x1, y1)=(5, 9)
Therefore,
905,154 rounded to the nearest ten thousand is 910,000. This is because the 5 in the thousands place is equal to 5, and when the number is 5 or more, you round up. That’s why when you round that number to the nearest ten thousand, it is 910,000.