50 POINTS WILL MARK BRAINIEST PLEASE HELP ME!! THANK YOU

Answers

Answer 1

Answer: a)The more hours spent on homework resulted in higher test scores, seen by the positive correlation between x and y values.
b) It predicts, for 3 hours, a 64.
c) It means that even if the student did absolutely no homework at all, he'd still make at least a 40 on the test.

Answer 2

Answer:

Answer:

A. There is a strong positive correlation.

B. The regression line predicts 64%. The graph suggests 60%.

C. When the hours of homework completed is 0, the baseline test score is 40%

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How many integers are there between √15 and √68? A. Four
B. Five
C. Six
D. Seven

Answers

There are five integers between √15 and √68

This sign - √ - represents square root.

Th square root is a number when multiplied by itself produces another number.

For example. 7 is the square root of 49 because 7 x 7 = 49

The square root of 15 is 3.87

The square root of 68 is 8.25

The integers between these values are 4, 5, 6, 7, 8. There are five integers

To learn more about square roots, please check: brainly.com/question/17309565?referrer=searchResults

Answer:

Step-by-step explanation:

$√(15) =3.9\n√(64) =8\n4,5,6,7$

A regular card deck contains 52 cards, 4 of which are aces. Assuming the cards are dealt randomly, what is the probability that the first card dealt will be an ace?

Answers

probability is (desired outcomes)/(total possible outcomes)

desired outcomes=4 snce 4 aces
total possible=52

prob=4/52=2/26=1/13

O dobro de meu antecessor menos 3,e igual a 25 que numero natural sou eu

Answers

Let's assume that natural number as x

Double my predecessor minus 3

$=2x-3$

and we have

and equal to 25

so, we get

$2x-3=25$

now, we can solve for x

Add both sides by 3

$2x-3+3=25+3$

$2x=28$

Divide both sides by 2

$x=14$

So, that natural number is 14.........Answer

One quarter of a bread recipe calls for 2/3 cups of bread flour how many cups are needed per person

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If a whole bread recipe is the serving size per person, you would need 8/3 cups, or 2 and 2/3 cups I think.

The number 5 is a prime b composite...

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The number 5 has no factors except '1' and itself. That's the definition of a prime number.

Answer:

it is prime.

No number can be neither prime nor composite (maybe 0

No number can be both prime and composite

Step-by-step explanation:

I dont know the answer to this question

Answers

$\bf (18p^3r~~,~~45p^4q)\implies \stackrel{\checkmark}{9p^3}(2r~~,~~5pq)\n\n\n(27p^4q~~,~~45p^4q)\implies \stackrel{\otimes}{9p^4q}(3~~,~~5)\n\n\n(36p^3q^6~~,~~45p^4q)\implies \stackrel{\otimes}{9p^3q}(4q^5~~,~~5p)\n\n\n(63p^3~~,~~45p^4q)\implies \stackrel{\checkmark}{9p^3}(7~~,~~5pq)\n\n\n(72p^3q^6~~,~~45p^4q)\implies \stackrel{\otimes}{9p^3q}(8q^5~~,~~5p)$

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