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brilliants [131]
3 years ago
7

If you have a line that measure 25 cm. And you scale the line by 5, what would the leght of the new line be?

Mathematics
1 answer:
timofeeve [1]3 years ago
8 0

Answer:

125 cm

Step-by-step explanation:

25 times 5 equals 125

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Lucy is using a one-sample t ‑test based on a simple random sample of size n = 22 to test the null hypothesis H 0 : μ = 16.000 c
slega [8]

Answer:

The value of test statistic is 1.338

Step-by-step explanation:

We are given the following in the question:  

Population mean, μ = 16.000

Sample mean, \bar{x} = 16.218

Sample size, n = 22

Alpha, α = 0.05

Sample standard deviation, s = 0.764

First, we design the null and the alternate hypothesis

H_{0}: \mu = 16.000\text{ cm}\\H_A: \mu < 16.000\text{ cm}

We use one-tailed t test to perform this hypothesis.

Formula:

t_{stat} = \displaystyle\frac{\bar{x} - \mu}{\frac{\sigma}{\sqrt{n}} }

Putting all the values, we have

t_{stat} = \displaystyle\frac{16.218 - 16.000}{\frac{0.764}{\sqrt{22}} } = 1.338

Thus, the value of test statistic is 1.338

4 0
3 years ago
A grocery store gives away a $10 gift card to every 25th customer and a $20 gift card to every 60th customer. a. Which customer
steposvetlana [31]
To find the answer you need to find the common factor of numbers 25 and 60

25,50,75,100,125,150,175,200,225,250,275,300

60,120,180,240,300

The 300th customer will receive both cards, and a total of $220 and 17 gift cards were given away.
4 0
3 years ago
Can someone PLEASE HELP!!!??
kolbaska11 [484]

Answer:

I think the answer is 155 ft^2. Hope this helps.

4 0
1 year ago
Ayden ran 2 7/8 laps. eduardo ran 1 1/4 laps. how much farther did ayden run than eduardo?
Annette [7]

Answer:

1 5/8

Step-by-step explanation:

2 7/8 - 1 1/4 = 1 5/8.

hope this helps :)

4 0
1 year ago
Read 2 more answers
Can someone please help me?
Yuri [45]
The answer is 112 you have to add each of the sides up. There are 4 triangles 6x4 is 24 so 24x4 because there are 4 triangles and there is 1 square and if all of the sides are the same then it is 4x4 which is 16. Then you have 112 because, 24 x4 is 96 pulse 16 is 112
5 0
3 years ago
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