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ahrayia [7]
2 years ago
6

A pharmaceutical company claimed that experiments showed that its drug could effectively reduce the growth of cancer cells by 35

percent. However, when five independent laboratories conducted the same experiment, they measured a reduction rate of only 5–8 percent.
How did these laboratories show that the pharmaceutical company’s claims were invalid?

The labs used the pharmaceutical company’s inadequate data.
The labs produced false data.
The labs recorded data incorrectly.
The labs were unable to reproduce the pharmaceutic
Mathematics
2 answers:
NikAS [45]2 years ago
5 0

Answer: The answer would be D: The labs were unable to reproduce the pharmaceutic

Step-by-step explanation: I just took the quiz on Edge, I hope this helps! :)

Effectus [21]2 years ago
4 0

Answer:

the answer would be letter d hope this helps you guys.

Step-by-step explanation:

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Which sequences are arithmetic?check all that apply.
4vir4ik [10]

ANSWER

Option C and E

EXPLANATION

An arithmetic sequence has a constant difference among the consecutive terms.

The sequence

18,5.5,-7,-19.5,-32,...

has a constant difference of -12.5

d = 5.5 - 18 =  - 7 - 5.5 =  - 19.5 -  - 7 =  - 32 -  - 19.5 =  - 12.5

The sequence

16,32,48,64,80,...

also has a common difference of 16

d = 32 - 16 = 48 - 32 = 64 - 48 =80 -64 = 16

Therefore correct answers are C and E

6 0
3 years ago
Read 2 more answers
The volume of a storage pod that is shaped like a cube is 1728 cubic feet whats the area of the floor space
liberstina [14]
12 !

Take the inverse cube root to get answer or to the 1/3 power:

1728^ (1/3) = 12
6 0
2 years ago
Read 2 more answers
Vertex form is f(x)=a(x-p)^2 +q. How do i determine a?
slamgirl [31]
Y1 is the simplest parabola.  Its vertex is at (0,0) and it passes thru (2,4).  This is enough info to conclude that y1 = x^2.

y4, the lower red graph, is a bit more of a challenge.  We can easily identify its vertex, which is (-4,0), and several points on the grah, such as (2,-3).

Let's try this:  assume that the general equation for a parabola is 
y-k = a(x-h)^2, where (h,k) is the vertex.  Subst. the known values,

-3-(-4) = a(2-0)^2.  Then 1 = a(2)^2, or 1 = 4a, or a = 1/4.

The equation of parabola y4 is   y+4 = (1/4)x^2

Or you could elim. the fraction and write the eqn as 4y+16=x^2, or

4y = x^2-16, or    y = (1/4)x - 4.  Take your pick!  Hope this helps you find "a" for the other parabolas.


8 0
3 years ago
What is 20% of 148<br> Anyone know
Alexeev081 [22]

Answer:

29.6

Step-by-step explanation:

20% = 0.20

0.20 * 148 = 29.6

6 0
3 years ago
At a manufacturing plant where switches are made, it is a known fact that 2% of all switches are defective. If two switches are
olchik [2.2K]

Answer:

The probability that exactly one switch is good is

P(x) =0.0392

Step-by-step explanation:

The probability that a switch is defective is:

P(D) = \frac{2}{100} =0.02

The probability that a switch is not defective is

P(D') = 1-P(D)=0.98

Therefore, if two switches are selected, the probability that exactly 1 is good is:

P(1=1)=P (D) P (D ') + P (D') P (D)

P(x)=(0.02)(0.98) + (0.98)(0.02)

P(x) =0.0392

6 0
3 years ago
Read 2 more answers
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