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BartSMP [9]
3 years ago
7

Listed below are four different cases in which a comparison of means was conducted. match the case to the appropriate set of equ

ations needed to compare the means.
Mathematics
1 answer:
Rudiy273 years ago
4 0
Impossible to answer without diagram, please repost with diagram so we can help.
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The girls in Lana’s troop set a goal to sell 1,000 boxes of cookies this year. There are 13 girls in the troop. At least how man
Andrew [12]

Answer:

76.92 boxes each or round up to 77

Step-by-step explanation:

1000 ÷ 13 = 76.92

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Find the mean and median of these data 2,5,9,11,17,19
goldenfox [79]

Answer:

median = 9 and 11 because 6 <em>is</em> dividable by 2

mean = 10.5

Step-by-step explanation:

<u>mean</u>

2 + 5 + 9 + 11 + 17 + 19 = 63

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3 years ago
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Which is a true statement about a 45-45-90 triangle
myrzilka [38]

Answer:

The hypotenuse is  \sqrt{2} times as long as either leg

Step-by-step explanation:

a true statement about a 45-45-90 triangle

The common ratio of 45-45-90 degree triangle is

x:x:\sqrt{2}x

Suppose the value of x is 1  then the ratio becomes

1:1:\sqrt{2}

1 is the side length of the triangle and \sqrt{2} is the hypotenuse

The hypotenuse is  \sqrt{2} times as long as either leg

6 0
3 years ago
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NEED HELP ON THIS ASAP
Valentin [98]

Answer:

34

Step-by-step explanation:

7 0
3 years ago
The sum of (-9) and a number (n) is multiplied by 1/2. the result is 20. what is the number?
OLga [1]

Answer:

Step-by-step explanation:

1/2(-9+n)=20

n=40+9

n=49

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