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nekit [7.7K]
3 years ago
14

Using the formula below, calculate the z-score for the listed data points. z-score: zx = x − μ σ z1 = z5 = z6.5 =

Mathematics
2 answers:
wel3 years ago
5 0

Answer:

z1 = -1.95

z5 = 0.05

z6.5 = 0.8

Step-by-step explanation: Good luck! :D

lisabon 2012 [21]3 years ago
4 0

Answer:

z1 = -1.95

z5 = 0.05

z6.5 = 0.8

Step-by-step explanation:

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How to solve this step by step
Paha777 [63]
Yo has to factor since we assume that
if you have xy=0, x and y=0

7n^2-48n+36=0
trial and error
(7n-6)(n-6)=0

set each to zero
7n-6=0
add 6
7n=6
divide  7
n=6/7

n-6=0
add 6
n=6


n=6/7 or 6
8 0
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Which ratio is equal to 27 : 81?
Elena-2011 [213]

Answer:

3:9 u can reduce it again to 1:3

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A car produces 53.9 tons of carbon dioxide over a 7 year period. Find its carbon footprint (tons of carbon dioxide per year).
Marina86 [1]

Answer:

carbon footprint

  7.7 tons

Step-by-step explanation:

Given that,

carbon dioxide produced by a car over 7 year period = 53.5 tons

To find,

carbon footprint <em>(tons of carbon dioxide per year)</em>

7 years ------> 53.5 tons

1 year   -------> 53.9/7 tons

= 7.7 tons

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3 years ago
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It depends on the dimensions of the playhouse and what they question is asking.
5 0
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Solve and graph <br> -4 + 2t - 14 - 18t &gt; -6 - 100t
irina [24]
Okay so first u just add the terms on each side 
2t-18>-6-100t  
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t-9>-3-50t
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t>2/17
so just take a number line put an empty circle like this : O on 2/17 and draw a line showing it continues to the right infinitely. Sorry if my math is wrong lol i am functioning on one hour of sleep. 
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