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Setler [38]
3 years ago
13

HELP ME for number 11 & 12

Mathematics
1 answer:
Tatiana [17]3 years ago
6 0
11. Nine Multiplied By C
12. one hundred and ten Minus d
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There is good evidence that moderate alcohol use improves health. Some people think that red wine is better for your health than
Alinara [238K]

Answer:

Independent measures, or repeated measures,

Step-by-step explanation:

I would use those experimental designs because it is used to compare different participants over a length of time.  

8 0
3 years ago
Billy wants to buy these tickets for a show: 4 adult tickets at £15 each and 2 child tickets at £10 each. A 10% booking fee is a
IrinaVladis [17]

Answer:

The total charge for these tickets when paying by credit card is £ 90.64.

Step-by-step explanation:

Since Billy wants to buy 4 adult tickets at £ 15 each and 2 child tickets at £ 10 each for a show, and a 10% booking fee is added to the ticket price, and 3% is then added for paying by credit card, for work out the total charge for these tickets when paying by credit card the following calculation must be performed:

((4 x 15 + 2 x 10) x 1.10) x 1.03 = X

((60 + 20) x 1.10) x 1.03 = X

(80 x 1.10) x 1.03 = X

88 x 1.03 = X

90.64 = X

Thus, the total charge for these tickets when paying by credit card is £ 90.64.

3 0
3 years ago
What is the slope of a line that passes through -8, -16 and 18, 5?
ddd [48]
Slope formula:

y2 - y1
_____
x2 - x1


5 + 16
_____
18 + 8


21
__
26

slope is 21/26
8 0
4 years ago
A recently admitted class of graduate students at a large state university has a mean GRE verbal score of 650 with a standard de
hjlf

Answer:

The answer is below

Step-by-step explanation:

The z score is a score used to determine the number of standard deviations by which the raw score is above or below the mean, it is given by the equation:

z=\frac{x-\mu}{\sigma} \\\\\mu=mean, \sigma=standard\ deviation,x=raw\ score\\\\for\ a\ sample\ n:\\\\z=\frac{x-\mu}{\sigma/\sqrt{n} }

Given that μ = 650, σ = 50. To find the probability that 5 students who have a mean of 490, we use:

z=\frac{x-\mu}{\sigma/\sqrt{n} } =\frac{490-650}{50/\sqrt{5} } =-7.16

From the normal distribution table, P(x < 490) = P(Z < -7.16) = 0.0001 = 0.01%

Since only a small percentage of people score about 490, hence the local newspaper editor should write a scathing editorial about favoritism

4 0
3 years ago
Which of the following mathematical symbols represents "the opposite of"?
asambeis [7]

Answer:

the minus sign

Step-by-step explanation:

In mathematics, the symbol for the additive opposite is the minus sign

The symbol for the multiplicative opposite is the inverse operation 1/x (I think)

So, yes, specific opposites have symbols, BUT...

Just saying "the opposite of" is too blurry to find one word that represents that.

7 0
4 years ago
Read 2 more answers
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