3 years ago

Use the confidence interval to find the margin of error and the sample mean (0.118,0.220)

Mathematics

1 answer:

malfutka [58]3 years ago

5 0

Answer:

μ = 0.169

ME = 0.051

Step-by-step explanation:

The confidence interval is:

CI = μ ± ME

So the mean is the middle of the confidence interval, and the margin of error is half the difference.

μ = (0.118 + 0.220) / 2 = 0.169

ME = (0.220 − 0.118) / 2 = 0.051

You might be interested in

Which of the answer choices could be the one missing data item for the following set, if the mode is 12?

crimeas [40]

Answer:

Step-by-step explanation:

first of all, what is mode: it is the highest occuring number in a set of numbers.

now since 12 is supposed to be the mean and it occurs twice but 9 also occurs twice so for 12 to be the mode, we must add one more 12.

therefore the answer is 12

8 0

3 years ago

Read 2 more answers

A map of an airport is laid out in a coordinate plane. An aeroplane starts at a gate at (0, 0.1). To reach a runway, the plane t

I am Lyosha [343]

Take the numbers and divide them i believe

4 0

2 years ago

Read 2 more answers

What is the solution for x in the equation?

erastovalidia [21]

The solution for x is D=-4

7 0

2 years ago

1/3÷7 3/4 dividing fraction

Ede4ka [16]

Answer:

4/93 or 0.04301075...

Step-by-step explanation:

Reduce the expression by cancelling the common factors

6 0

2 years ago

When rotating a figure, which is equivalent to a 3/4 -turn counterclockwise rotation?

Reptile [31]

The answer is A I think hope it helps

8 0

2 years ago