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Firdavs [7]
3 years ago
10

AYUDA!!! I hate these

Mathematics
1 answer:
max2010maxim [7]3 years ago
5 0

perdon nose si soy yo que stoy siego pero no puedo verlas bien

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Last week, 108 cars received parking violations in the main university parking lot. Of these, 27 had unpaid parking tickets from
garik1379 [7]

Answer:

95 percent confidence interval

[0.208,0.29166]

Step-by-step explanation:

First we identificate the sample proportion p = 27 /108, and we find the 95 percent confidence interval for P(population proportion) in this context the parking violations that have prior unpaid parking tickets.

Then α = 0.05 and 1 - α/2 = 0.975

Thus Z_{0.975} = 1.96

The 95 percent confidence interval is

[ p ± 1.96 \sqrt{\frac{p(1-p)}{n} } ]

[0.25  ± 1.96 \sqrt{\frac{0.25*0.75}{108} } ]

[0.208,0.29166]

6 0
3 years ago
Can someone please help me out?
Elza [17]

Answer:

Distribute, subtract, additon,divide

Step-by-step explanation:

4(x-7)=2x-6 to get the second problem you distribute the 4 to the 7 and x

4x-28=2x-6 subtract the 2x from 4x

2x-28=-6   then u add the 28 to the negative 6

2x=22 divide

x=11

4 0
3 years ago
Read 2 more answers
Sandra is showing her work in simplifying (3.3 − 4.2) − 2.8 + 5.7. Identify any error in her work or reasoning. Step 1: (3.3 − 4
julsineya [31]
The answer is correct 
but I think in step 2 that should read the Associative property
8 0
3 years ago
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Why is it impossible to determine whether the equation 5x+10=25 is true / false ? Explain
Assoli18 [71]

You need to know the value of X to determine whether or not the equation is true.

8 0
3 years ago
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A blank is a rectangular ​
UNO [17]

Answer:

I would say parallelogram. So the rectangle still fits but more shapes can be applied.

8 0
3 years ago
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