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KIM [24]
3 years ago
8

Z-score is a transformed raw score that is forced to fit a scale where the mean is 0 and the standard deviation is 1. z-scores a

nd the normal distribution (percentages association with each standard deviation of the normal distribution). what are the values that represent the 68%, 95% (approximate and exact), and 99% (approximate and exact) ranges?
Mathematics
1 answer:
Monica [59]3 years ago
4 0
 how u dont know this stuff shhhhh on yo ahh boi
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Plz help I need help plz
dem82 [27]
Answer:

33/4 or 8 1/4

Step-by-step explanation:

-3 2/3 • (-2 1/4)

Step 1. Convert each into improper fractions
(Reply for details)

-11/3 • (-9/4)

Step 2. Multiply
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99/12

Step 3. Simplify
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33/4 or 8 1/4
4 0
3 years ago
Find the area of the composite figure.
AysviL [449]

Answer:

The area will be 834.38

Step-by-step explanation:

hope it helps..

5 0
3 years ago
The sandbox at a playground is 2 feet tall.The area of the base of the sandbox mis 80 square feet.How much sand does it take to
DaniilM [7]
360 square feet of sand, I think
8 0
3 years ago
What’s the answer to this question?
Sonja [21]

Answer: The correct answer is additive inverse.

Step-by-step explanation: The additive inverse is the number that you add to another that has a total of 0. In this case, the additive inverse of 14 is negative 14.

4 0
3 years ago
A calculus exam has a mean of µ = 73 and a standard deviation of σ = 4. Trina's score on the exam was 79, giving her a z-score o
kirza4 [7]

Answer:

I get z = +1.8

x= 79

m= 73;s= 4;z= (x-m)/s= 1.5

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7 0
3 years ago
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