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Ghella [55]
2 years ago
15

A healthcare provider saw that 48%percent of their members received their flu shot in recent years. The healthcare provider trie

d a new advertising strategy in the following year, and they took a sample of members to test if the proportion who received their flu shot had changed.
A) The null and alternative hypotheses are?
Mathematics
1 answer:
svetoff [14.1K]2 years ago
6 0

Answer:

Null hypothesis: The percentage of the members of the healthcare provider who received their flu shot is 48%

Alternate hypothesis: The percentage of the members of the healthcare provider who received their flu shot is not equal to 48%

Step-by-step explanation:

A null hypothesis is a statement from the population parameter which is rejected or accepted (fail to reject) upon testing.

An alternate hypothesis is also a statement from the population parameter which negates the null hypothesis and is accepted if the null hypothesis is proven false.

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scoundrel [369]
We will traduce the sentences into equations. 
Let x be the number of hours in the first job, and y be the number of hours in the second job. 
Then the equations are:
x+y\leq25\\11x+9y\geq 150

The above system has many solution, we can select for example:
x = 1, y = 16. So we can work one hour at the first job and 16 hour at the second job. 
7 0
2 years ago
Choose the product. -7p 3(4p 2 + 3p - 1)
DIA [1.3K]

Answer:

14p -3

Step-by-step explanation:

-7p 3(4p 2+3p - 1)

3x4= 12p

3x3=9p

12+9= 21

21-7=14p

3x2=6

3x-3=-9

-9 +6= -3

= 14p -3

hope this helps :)

7 0
1 year ago
Se necesitan 4/7 de litro de pintura para pintar un metro cuadrado de pared, si queremos pintar 2/5 de metro cuadrado de pared,
Assoli18 [71]

Answer:

8/35 de litro

Step-by-step explanation:

De la pregunta, sabemos que se necesitan 4/7 de un litro para pintar un metro cuadrado de pared.

Ahora necesitamos saber la cantidad de pintura necesaria para pintar 2/5 de un metro cuadrado.

Digamos que la cantidad necesaria es x

Ahora hagamos una relación matemática;

4/7 pinturas 1 metro cuadrado

x pintará 2/5 metros

cuadrados por lo tanto, x * 1 = 4/7 * 2/5 = 8/35

6 0
2 years ago
Identify two numbers less than 20 with the most factors
Anastaziya [24]

<u>Answer</u>

18 and 12


<u>Explanation</u>

Factor is a number or algebraic expression that divides another number or expression evenly that is with no remainder.

Odd number have few factors so the can't be the answer.

WE are going to try the even numbers.

18 ⇒ 18, 9, 6, 3, 2, 1

16 ⇒ 16, 8, 4, 2, 1

12 ⇒ 12, 6, 4, 3, 2, 1

10 ⇒ 10, 5, 2, 1

Other number less than 10 has factors less than 5.

It can be seen from above that 18 and 12 have the most factors.

3 0
2 years ago
Read 2 more answers
The flow lines (or streamlines) of a vector field are the paths followed by a particle whose velocity field is the given vector
julia-pushkina [17]

Answer:

Question A and B are already solved for you in the picture attached.

Step-by-step explanation:

6 0
2 years ago
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