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VladimirAG [237]
3 years ago
15

Help me with this one.

Mathematics
2 answers:
Mashcka [7]3 years ago
8 0
The answer is 14 because -5*-5=25
2-8=17
17-4=14
sammy [17]3 years ago
4 0
Pretty sure it's:
25+-8+-3
25+-11
=14
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Game consoles: A poll surveyed 341 video gamers, and 95 of them said that they prefer playing games on a console, rather than a
brilliants [131]

Answer:

proportion of gamers who prefer console does not differ from 29%

Step-by-step explanation:

Given :

n = 341 ; x = 95 ; Phat = x / n = 95/341 = 0.279

H0 : p = 0.29

H1 : p ≠ 0.29

The test statistic :

T = (phat - p) ÷ √[(p(1 - p)) / n]

T = (0.279 - 0.29) ÷ √[(0.29(1 - 0.29)) / 341]

T = (-0.011) ÷ √[(0.29 * 0.71) / 341]

T = -0.011 ÷ 0.0245725

T = - 0.4476532

Using the Pvalue calculator from test statistic score :

df = 341 - 1 = 340

Pvalue(-0.447, 340) ; two tailed = 0.654

At α = 0.01

Pvalue > α ; We fail to reject the null and conclude that there is no significant evidence that proportion of gamers who prefer console differs from 29%

4 0
2 years ago
Which is the better deal 10 pens for 8.99 or 25 pens for 19.75
pashok25 [27]
I don't know the answer
4 0
3 years ago
A 27-foot pole casts a 25-foot shadow. At the same time, a nearby tower casts a 45-foot shadow. How tall is the tower?
abruzzese [7]

Answer:

The answer to your question is: 48.6 ft

Step-by-step explanation:

See the picture below

Use the Thales's theorem to solve this exercise

                 x / 27 = 45 / 25

                 x = 45(27) / 25

                x = 1215 / 25

                x = 48.6 ft

8 0
3 years ago
Name a point coplanar to point K.​
k0ka [10]

Answer:

Point N

Step-by-step explanation:

According to Euclidean geometry, two points are coplanar when they are in the same line segment. By this approach, it is clear that points K and N are part of the same line segment and, consequently, point N is coplanar to point K.

7 0
3 years ago
Can someone please help me? This is due today :(
Kipish [7]
I could depends if the vid loads
3 0
3 years ago
Read 2 more answers
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