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VladimirAG [237]

3 years ago

14

The scores on a math ema tics exam have a mean of 76 and a standard deviation of 7. Find the X-value that corresponds to the Z-s

core 2.942.

1 answer:

Zina [86]3 years ago

3 0

Answer:

ersdf

Step-by-step explanation:

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Whats 0909090909090909090909090909+4

LiRa [457]

Answer:

0909090909090909090909090913

Step-by-step explanation:

brainliest plz

6 0

2 years ago

A student found the surface area of this pyramid. Surface area = (12)(6) + 1 2 (12)(8) + 1 2 (6)(9.5) = 72 + 48 + 28.5 = 148.5cm

Virty [35]

Answer:

The answer is, The student added only three of the five faces.

Step-by-step explanation:

Hoped it help Have a great day :)

5 0

3 years ago

Hello<br>mere pyaare bhaiyo or bheno

goldfiish [28.3K]

Cz I secretly enter this site

Non of my family knows

Cz they are over protective lol

Only a cousin know

That's why l can't pay to comment

It's sad life bro

5 0

2 years ago

I need help, look at the picture.

worty [1.4K]

The order would be
A
C
B

7 0

3 years ago

What is the answer to this question? <br> 1.4a^2+4a-63

LUCKY_DIMON [66]

Answer:

Step-by-step explanation:

Δ = $4^{2} - 4 * 4 * (-63) = 16 + 16 * 63 = 16 * (1 + 63) = 16 * 64$

VΔ = 4 * 8 = 32

a = (- 4 ± 32) * $\frac{1}{8}$

a' = 7/2

a''= 9/2

3 0

3 years ago