Last year, Mr. Smith's biology class averaged 73 on their first test. This year, his new class averaged 87 on the
same test. Based on these results, is it reasonable to conclude that this year's class is more intelligent?
O Yes, a grade of 87 is higher than a grade of 73.
O Yes, the study was done in an academic setting.
O No, the experiment was not double-blind.
No, there was no use of a placebo in the experiment.
O No, there may be other differences between the two years besides the grades.

Answers

Answer 1

Answer:

Yes

Step-by-step explanation:

87 is higher than 73

Answer 2
E. No, there may be other differences between the two years besides the grades.

For your question: "Last year, Mr. Smith's biology class averaged 73 on their first test. This year, his new class averaged 87 on the

same test. Based on these results, is it reasonable to conclude that this year's class is more intelligent?"

The answer would be E


Related Questions

Given f(x) = -x +6, Evaluate f(x) for X= -1 and 3 and 5
Range:

Answers

Answer:

f(x) for x = -1 is -1+6= 5

f(x) for x = 3 is -3+6= 3

f(x) for x = 5 is -5+6= 1

When paying for a restaurant order, a customer's total for food was $28.50. What is a 16% tip for that total?

Answers

Answer:

33.06

Step-by-step explanation:

you would do 28.5*0.16 and you would get 4.56 ss you would add that to the cost and you would get 33.06

QUICK HELP I NEED TO ANSWER THIS QUESTION



WHO ASKED???

Answers

Answer:

Lol

Step-by-step explanation:

What is 3,348 rounded to the nearest hundred?

Answers

Answer:

3,300

Step-by-step explanation:

Answer:

3, 348 rounded to the nearest hundred is 3, 300.

Step-by-step explanation:

Let's have a look at the hundreds place. The number "3" is in the hundreds place, which has the value 300 since 3*100 = 300. What is the number next to the three in the hundreds place? Well, it is 4, which has the value of 40 since 4*10 = 40.

Remember, 4 or less, let it rest (this means keep the number and make the other numbers after it into zeroes).

5 or more, let it soar (this means to add one to the number and make the other numbers after it into zeroes).

Divide. 3/7 divided by 6

Answers

Answer:

1/14

Step-by-step explanation:

[tex] \frac{3}{7} \times \frac{1}{6} = \frac{1}{14} [/tex]

or 0.071

please mark me brainliest and 5 star

45 WZ is parallel to XY,
SW = 15, WX = 5, SZ =12, WZ= 9 Find XY
S
I
W
Z
Х
Y

Answers

Step-by-step explanation:

wz parallel to XYXYS similar WZSXY/WZ=XS/SWXY/9=20/15XY=12

Please helppppp :)))

Answers

Answer:

all I see is a black screen for the question???

Which expressions are equivalent to 3.64? Check all that apply. 1 36.4 + 10 36.4 x 10 0 0.0364 x 100 [(3 x 1) + (6 x 0.1) + (4 x 0.01)] x 100 O (3 x 1) + (6 * 0.1) + (4 0.01)​

Answers

Answer:

0.0364 × 100

and

[(3×1)+(6×0.1)+(4×0.01)

A. 1
B. .5
C. .55
D. .10
E. 1.10

Answers

Answer:

E

Step-by-step explanation:

The onlt one that makes sense

E is the correct answer . Hope u got it correct

Which graph represents y = StartRoot x EndRoot?

Answers

Answer:

b

Step-by-step explanation:

e2021

Answer:

Which graph represents y = [tex]\sqrt{x}[/tex]

Step-by-step explanation:

Answer B Edge 2022

2. (05.02 LC) Which equation does the graph below represent? (5 polnts) 8 2 .2 O y = 2x Y = 2 x y = 2 + x​

Answers

Answer:

b

Step-by-step explanation:

Please help me and explain

Answers

Answer:

the answers would be 12/35

because you all the animals together including the wolf and bobcat which is 35. so then you add the wolf and bobcat separately which is 12

Answer:

answer will be 12/35

Step-by-step explanation:

total no. of animal= 16+7+5+7=35andtotal bobcat and wolf =5+7=12so. probability=12/35--------------------------plzzzz mark it as a brilliant ans

A crew of highway workers paved 13 mile in 14 hour. If they work at the same rate, how much will they pave in one hour?

Answers

Answer:

Step-by-step explanation:

in one hour if i am correct they will pave 0.928 or 0.930 miles

1, 6, 36, 216, ...

Find the 10th term in the sequence using the explicit formula.

Answers

The answer is 10077696
Because you multiply them by 6

if 0<0<90, is sin 0 equal to cos (90-0) and for what reason

Answers

Answer:

When the angle becomes zero, then the base becomes 0, and the perpendicular and the hypotenuse becomes the same line. Since in cos 90, base is 0, therefore therefore cos 90 is zero

Step-by-step explanation:

Question 1 options:
Find the slope of the line that passes through (7, 18) and (9, 9).

Write your answer as an improper fraction.

Answers

Answer:

9/-2

Step-by-step explanation:

im in algebra and its easy

answer: 9/-2

use Y-Y
——
X-X

Howie wants to get a $250 loan with a simple interest rate of 4%.

Which expression can be used to find the TOTAL amount that must be repaid on this loan?



1Points
A
250 + 4%

B
250 x 0.04

C
(.04 x 250) + 250

Answers

Answer:

w

Step-by-step explanation:

a

Please help!!!!
A 1 and 3 only
B 2 only
C 1 and 2 only
D 1 only

Answers

Step-by-step explanation:

D I think sorry if it's wrong :(

plz help me put this from least to greatest

Answers

Answer:

0.09

1/9

9/10

91%

there is the answer hope it helps!!!

Can someone pls answer these if someone gives me a step by step answer gets brainliest and 100pts

Quadrilateral ABCD has been dilated by a scale factor of -5/3, Quadrilateral A'B'C'D' is an enlargement of the pre-image.

Question 17 options:
True
False

Question 18 (5 points)
Quadrilateral MNPQ has been dilated by a scale factor of 1/2, Quadrilateral M'N'P'Q' is an enlargement of the pre-image.

Question 18 options:
True
False

Answers

9514 1404 393

Answer:

  17. True

  18. False

Step-by-step explanation:

A dilation will be an enlargement when the magnitude of the scale factor is greater than 1.

__

17. The magnitude of the scale factor is 1 2/3, a value greater than 1. The dilation is an enlargement (True).

__

18. The magnitude of the scale factor is 1/2, a value less than 1. The dilation is not an enlargement. The statement is False.

Which is an equation of a direct proportion?

A. =1/3−2
B. =3/
C. =−3+4
D. =−3

Answers

Answer:

D. y=-3x

Step-by-step explanation:

Direct Proportion

A direct proportion is a relation between variables where their ratio is a constant value. This means that if y and x are proportional, then:

[tex]\displaystyle \frac{y}{x}=k[/tex]

Where k is the constant of proportionality.

Solving for y:

y=kx

The only choice representing a direct proportion is:

D. y=-3x

Answer:

D

Step-by-step explanation:

The Davis family traveled to Silver Lake in five hours. Their return trip took StartFraction 7 Over 8 EndFraction of the time it took to travel to the lake. How long did the return trip take?

Answers

Answer: Im pretty sure the answer is 4 and 3/8

Step-by-step explanation:

hope this helps!

Answer:

4 and 3/8

Step-by-step explanation:

Plz brainliest

Please show work(15 points)
a map of Connecticut is drawn to a scale where 2 inches on the map represents 35 miles. if Greenwich and Stonington are 105 miles from each other how far apart do they appear on the map

Answers

Answer: 6 inches

Step-by-step explanation:

2 inches = 35 miles, so, 105 divided by 35 which is three, then 3 x 2  = 6

you're welcome

Please please help if possible I love you thank you so much!!!❤️❤️❤️ due really soon

Answers

Step-by-step explanation:

There is no question here

Answer: Help with what? You forgot to link your question

Step-by-step explanation:

The ruler below shows a 7-inch segment divided into 2 equal parts. What is the length of one of those parts?

Answers

Answer:

3.5

Step-by-step explanation:

7/3= 3.5 or 3 1/2

Nellle has her hair styled by her hair stylist. The styling costs $85 and Nellie wants to leave a 30% tip. There is a tax rate of 6%.
and tip?

Answers

Answer:

115.60

Step-by-step explanation:

for a tip 85x 0.30=25.50

tax 85x0.06=5.10

total extra money 5.10+25.50=30.60

total money payed 85+30.60=115.60

Hope this helped

Please mark Brainlist

Amani's calculator weighs 7/25 pound. \tVhat is the weight of her calculator expressed as a
decimal?

Answers

Answer:

0.28 pounds

Step-by-step explanation:

Here, we want to get the weight of the calculator expressed as a decimal

Mathematically, what we have to do is to divide 7 by 25

The answer is 0.28 pounds

BRAINLIEST BRAINLIEST
please answer thank you

Answers

Answer:

y + x = 7

Step-by-step explanation:

Standard form should be

y - 9 = -(x+2)

y = -x -2 +9

y + x = 7

Answer:

y + x = 7

Step-by-step explanation:

hope that helps :)

could you mark my answer as brainliest ? :)

Sue wakes up at 7:45 A.M. and jogs for 40 minutes. She then spends 45 minutes dressing for school before she catches the bus. At what time does Sue get on the bus?​

Answers

sue would get on the bus at 9:10

Answer:

9:00

Step-by-step explanation:

Determine the solution for the system of equations: y = -2x + 1 3x - 2y = 5 A. (1, -1) B. (-1, 1) C. (-1, 0) D. No Solution

Answers

Answer:

Step-by-step explanation: d

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