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Verizon [17]
2 years ago
5

The amounts spent by 5 students on back to school supplies are $28.50, $25.75, $23.60, $30.20, and $25.00. Jenny spends $41.13 f

or her supplies. If the amount Jenny spends is included in the data, how will the mean be affected?
A) The mean decreases by $3.55
B) The mean increases by $2.42.
C) The mean increases by $2.54.
D) The mean increases by $1.55.
Mathematics
1 answer:
expeople1 [14]2 years ago
5 0
Answer:
B) The mean increases by $2.42

Btw. My answer was $2.40… B was the closest
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The table shows data collected to represent the functional relationship between the number of hours an auto factory is open and
olchik [2.2K]

Answer:

{3, 5, 7, 9, 11}

Step-by-step explanation:

Domain of a function is the set of all the allowable values that can be used as an input to the function. In easy words, we can just say this: The set of all the inputs to a function comprises the Domain of the function.

Domain consists of the values of independent variable on which some other variable depends and give some output result. From the given table we can see that there are two variables: Number of hours(x) and the Cars Produced(y).

Number of cars produced depend on the number of hours the auto factory remains open. So, number of hours is the independent or the input variable and all the values of this variable will form the Domain of the function represented by the table.

So, the Domain of the function is: {3, 5, 7, 9, 11}

3 0
4 years ago
Read 2 more answers
Write the explicit formula for the geometric sequence 2, 8, 32, 128
Alja [10]
The first term, a, is 2.  The common ratio, r, is 4.  Thus,

a_(n+1) = 2(4)^(n).

Check:  What's the first term?  Let n=1.  Then we get 2(4)^1, or 8.  Is that correct?  No.

Try this instead:

a_(n) = a_0*4^(n-1).  Is this correct?    Seeking the first term (n=1), does this formula produce 2?      2*4^0 = 2*1 = 2.  YES.

The desired explicit formula is   a_(n) = a_0*4^(n-1), where n begins at 1.


3 0
3 years ago
On saturday, you golf at a Man Vista golfing where renting clubs cost $3 and each game golfed is $7.50. On Sunday, you golf at p
solmaris [256]

Answer:

3 games

Step-by-step explanation:

Here, the same amount of money was spent at different golf clubs. The amount spent at Man vista golfing is (3 + 7.5g). The amount spent at Pinz golfing is (12 + 4.5g)

We equate both to yield the following:

(3+7.5g) = (12+4.5g)

7.5g - 4.5g = 12 -3

3g = 9

g = 9/3

g = 3

7 0
3 years ago
Help plzzzzzzzzzzzzzz ​
Anna11 [10]

Answer:

71

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4 0
3 years ago
Levens and frank shared a pizza levens ate 1/2 and frank ate 1/6 how much more did levens eat than Frank?
bezimeni [28]

Answer:

the answer is 9

Step-by-step explanation:

3 0
3 years ago
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