Answer:
Step-by-step explanation:
Solving using the distributive property:
Subtract 0.8 from both sides
Divide both sides by -0.2
Answer: We are 95% confident that the mean income for all residents of this city is between $26700 and $35400.
Step-by-step explanation:
We know that a 95% confidence interval given an interval of values that we can be 95% sure , that it contains the true mean of the population, not 95% of data lies in it.
Given : A researcher is estimating the mean income of residents in a large city. The income variable is usually skewed to the right. She collects a random sample of 25 people.
The resulting 95% confidence interval is ($26700, $35400).
Then, valid conclusion will be : We are 95% confident that the mean income for all residents of this city is between $26700 and $35400.
Answer:
First one
Step-by-step explanation:
B and C aren't it as you cannot produce a negative amount of things. D is also incorrect as its range is exclusively stuff above the $225,000 they're trying to stay below. A is correct as it shows the positive range of values that stay below $225,000
Answer:
19
Step-by-step explanation:
because it not it
Answer:
the answer is 8.83 inches per piece, the 2 whole numbers it lies between are 8 and 9
Step-by-step explanation:
53/6= 8.83
