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zhannawk [14.2K]
1 year ago
11

North lake High school has two lunch periods.... select the true statement

Mathematics
2 answers:
andrew11 [14]1 year ago
5 0

Answer:

Option D.

Step-by-step explanation:

Northlake high school has two lunch periods. Students can eat their lunch in the cafeteria or on an outside patio.

Percentage of students who have first lunch eat outside= \frac{\text{Eat outside}}{\text{Total of first lunch}} = \frac{(.17)(100)}{.55}=31%

Similarly percentage of second lunch students eat outside= \frac{\text{Eat outside}}{\text{Total of second lunch}} = \frac{(0.21)(100)}{(0.45)}=47%

Therefore, option D is the correct option.

Snowcat [4.5K]1 year ago
3 0

Answer: D

Step-by-step explanation:

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1 year ago
H is directly proportional to the square root of p h= 5.4 when p = 1.44 find h when p =2.89
LenKa [72]

Answer:

h=7.65

Step-by-step explanation:

H is directly proportional to the square root of p;

Let k be the constant of proportionality;

Means h=k√p

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h1/√p1=h2/√p2

Let h= 5.4 when p = 1.44 and h when p =2.89 be respectively (h1,p1) and (h2,p2)

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5.4/√1.44=h/√2.89

5.4/√1.44 ×√2.89 = h

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8 0
2 years ago
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(aii) The correct answer is the last option; Whether the student believes that global warming is a serious issue or not.

(b)  The correct answer is the first option; two-sample t interval

Step-by-step explanation:

A response variable in statistics is the idea or concept of needs to be proven right or wrong. It remains a response variable until it has been proven.  

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1 year ago
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