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ella [17]
2 years ago
11

There is a new treatment to help smokers stop smoking in an experiment, 80% of 300 smokers quit after 10 days of treatment which

of the following is the 95% confidence interval?
(0.7547, 0.8453)
(8096, 08904)
(08048 08952)
(0.749,0 851)
Mathematics
1 answer:
Thepotemich [5.8K]2 years ago
6 0

Answer:

(0.755, 0.845)

Step-by-step explanation:

I got it right, on the test so trust me!

You might be interested in
Find the measurements
Elanso [62]

Answer:

angle 2=120°

angle 1=60

Step-by-step explanation:

70+50=120

or

180-(70+50)=60

angles on a straight line add up to 180°

180-60=120

3 0
2 years ago
Help ASAP!!!<br> First to answer with a correct answer gets brain...
Llana [10]

Hey there!

First, let's multiply each side of the equation by 3 to get rid of the fraction \frac{2}{3}.

9 + 2x = \frac{6}{5}

Next we can multiply each side of the equation by 5 to get rid of the fraction \frac{6}{5}.

45 + 10x = 6

There's your answer!

Hope this helps!

6 0
3 years ago
Kareem wrote the values shown below.
grandymaker [24]

Answer:

Option D is correct.

\lfloor 4.8 \rfloor  and \lceil 3.2 \rceil

Step-by-step explanation:

Floor function states that the greatest integer that is less than or equal to x.

It is represented by: \lfloor x \rfloor

Ceiling function states that the least integer that is greater than or equal to x.

It is represented by: \lceil x \rceil

As per the statement:-

Kareem wrote the values show below:

\lceil 3.2 \rceil,  \lfloor 2.7 \rfloor,  \lceil 2.9 \rceil and \lfloor 4.8 \rfloor.

by definition:

\lceil 3.2 \rceil = 4

\lfloor 2.7 \rfloor = 2

\lceil 2.9 \rceil=3

\lfloor 4.8 \rfloor = 4

From the given options only pair which is equivalent is:

\lfloor 4.8 \rfloor  and \lceil 3.2 \rceil

7 0
3 years ago
A triangle has side lengths of 19 centimetres, 19 centimetres, and 20 centimetres. Is this triangle equilateral?​
Sedbober [7]

Answer:

no a equilateral triangle has the same length sides all the way around

6 0
3 years ago
PLEASE help me ; - ; (USAtest prep)
nadezda [96]
What do u want help with and take it easy btw
4 0
3 years ago
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