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krok68 [10]
2 years ago
7

What is the standard deviation of the data set {6,8,6,11,8,8,9}?

Mathematics
1 answer:
ICE Princess25 [194]2 years ago
5 0

Answer:

1.73205

Step-by-step explanation:

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3/5 × -4/7 + 4/35 - 3/10 × 4/7
Annette [7]

Answer:

I think its -2/5 but not sure

Step-by-step explanation:

5 0
2 years ago
Read 2 more answers
Marilyn saves 30% of the money she earns each month.She earns $350 each month.How much does she save?​
Delicious77 [7]

Answer:

$245

Step-by-step explanation:

Savings percent= $350 × 30%

=$350 × 30/100

= $105

Money saved= $350- $105

= $ 245

6 0
3 years ago
Giving brainlyist to the first person to answer with a complete and correct answer.
julsineya [31]

Hi There!

Given:

  • A placemat requires 30 feet of ribbon
  • Mandy has 200 feet of ribbon

To Find:

How many placemats can Mandy make, if she has 200 ft of ribbon?

Solve:

200÷30≈7

Thus, she can make 7 placemats.

<h3>Hope it helps & enjoy your day!</h3>

\huge\textbf{TheStarryNights}

3 0
1 year ago
Read 2 more answers
point r is at (3, 1.3) and point t is at (3, 2.4) on a coordinate grid. the distance between the two points is
Irina18 [472]
Hello,


d=√((1.3-2.4)²+0²)=1.1
7 0
3 years ago
Given that f(x) = 5x^2-3x+7 and f(g(x))=(5x^4)/9 + (17x^2)/3 + 21. Find all possible values for the sum of the coefficients in t
shtirl [24]

steps

(x) = 5x^2-3x+7

refine

x=5x^2-3x+7

Switch sides

5x^2-3x+7-x=x-x

Subtract x from both sides

5x^2-4x+7=0

Solve with the quadratic formula

8 0
3 years ago
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