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4 years ago

14

Determine whether the given value is a statistic or a parameter. upper a sample of students is selected and it is found that 25

% own a computer.a sample of students is selected and it is found that 25% own a computer.

1 answer:

jenyasd209 [6]4 years ago

3 0

Xfngxfgnxnfgxgnfngfngfngfxngfx

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100 points and brainliest for correct answer!

MatroZZZ [7]

Answer B.

∑fx=1637,∑fx
2
=127663,∑f=21
x
ˉ
=Mean=
∑t
∑fx

=77.95
σ
2
=
∑f
∑fx
2

−(
x
ˉ
)
2
=
21
127663

−(77.95)
2
=2.987
σ=1.728

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2 years ago

Jeff is saving to purchase a new basketball that will cost at least $88. He has already saved $32. At least 7) Jeff is saving to

Mariulka [41]

The answer is 224
becs 32*7=224

4 0

3 years ago

Write a number in each of these boxes so that the mode of the five numbers is 11

Salsk061 [2.6K]

Mode is just the most reacurring number so just put 11 in the boxes

7 0

3 years ago

Find the equation line through point (-4,15) and (4,-5)

Oduvanchick [21]

Answer highlighted in blue. Hope this helps.

8 0

2 years ago

Find (-3/7) / (-1 1/14).<br><br> 45/98<br><br> 2/5<br><br> 2 1/2<br><br> -2/5

RSB [31]

Answer:

option B . $\frac{2}{5}$

Step-by-step explanation:

$(-\frac{3}{7}) \div (-\frac{15}{14}) = (-\frac{3}{7}) \times (-\frac{14}{15}) = \frac{3 \times 14}{7 \times 15} = \frac{2}{5}$

5 0

3 years ago

Read 2 more answers