3 years ago

How do you find the confidence interval for a one sample z test?

Mathematics

1 answer:

Shtirlitz [24]3 years ago

5 0

Can you take that picture again because i cant see.

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What is the answer plz help

atroni [7]

Answer:

108

Step-by-step explanation:

12/4=3

36 x 3 = 108

3 0

3 years ago

What is 5x+4=26 I don’t understand it please help thanks

babunello [35]

Answer: 4.4

Step-by-step explanation:

First you need to take 4 from both sides and then your left with 5x=22

Then you divide from both sides and you get 4.4.

That is your final answer.

3 0

3 years ago

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Kinda left explainitory but I need help with finding the base

almond37 [142]

Answer:

6.4 cm

Step-by-step explanation:

Area of triangle = 17.28 cm²

$\frac{1}{2}*base *altitude = 17.28\\\\\frac{1}{2}*base*5.4=17.28\\\\base = 17.28*\frac{2}{5.4}\\\\base= 3.2*2\\\\base = 6.4 cm$

5 0

3 years ago

Need help with this one.

ella [17]

Answer:

The answer should be 55

Step-by-step explanation:

All triangles must = 180

70+55+55 = 180

6 0

3 years ago

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A critic randomly selects a movie to review from 3 action movies , 4 comedies , and two dramas . What is the probability that th

seropon [69]

Answer:

4/9

There are a total of 9 movies to choose from. 4 of them are comedy. So the chance you will pick a comedy is 4 out of nine.

7 0

3 years ago