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3 years ago

Hiii!!!!!!!!!!!!!!!!!!

Mathematics

2 answers:

sergeinik [125]3 years ago

8 0

Answer:

Hi!

Step-by-step explanation:

How are you?

Dahasolnce [82]3 years ago

5 0

Answer:

hiii hope you have an amazing day:)

Step-by-step explanation:

and P.S if anyone see's this your amazing and doing great and if you are in a bad place just know you will get through it know its hard but you will i promise just old on a little while longer and you will

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For a confidence level of 85%, find the critical value for a normally distributed variable. The sample mean is normally distribu

const2013 [10]

Answer:

The value is $Z_{\alpha } = 1.439$

Step-by-step explanation:

From the question we are told that

The confidence level is C = 85%

Generally the level of significance is mathematically represented as

$\alpha = (100 - 85 )\%$

$\alpha = 0.15$

Now from the normal distribution table the critical value of $\alpha$ is

$Z_{\alpha } = 1.439$

7 0

3 years ago

Which equation represents a line that is parallel to the y-axis?

Maurinko [17]

Answer:

Step-by-step explanation:

3 0

3 years ago

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Remove the parentheses from the following expression and combine like terms. 3(ax + b2 - c) + 2

melisa1 [442]

To remove the parentheses, you just distribute.
So, it will become 3ax + 3b^2 - 3c +2. I don't think there is any like term in this expression.

8 0

3 years ago

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What is the missing length?

Tasya [4]

Answer: maybe 20 cm

7 0

3 years ago

What is the arithmetic mean for the following numbers,88,80,75,70,38,45,70,60,60,50

Natalija [7]

Answer:

63.6

Step-by-step explanation:

X=£fx/n

= 88+80+75+70+38+45+70+60+60+50/10

= 636/10

= 63.6

Mark me as Brainliest.

Please feel free to ask if you have any questions.

Thanks

5 0

2 years ago