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KiRa [710]
3 years ago
15

Pew Research recently did a study on American's response to the question "Do you think that business corporations make too much

profit?" A random sample of 300 Americans found that 179 agreed. Use a 1% level of significance to test if the proportion of Americans who feel businesses make too much profit is greater than 50%.
1. State the necessary requirements and if they are met

2. State null and alternate hypotheses

3. Give test statistic and one of {P-value or critical value}

4. State your conclusion in real world terms.
Mathematics
1 answer:
kirill115 [55]3 years ago
4 0

Answer:

comparison

Step-by-step explanation:

comparison

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11. Reason Identify each solution as rational or
melamori03 [73]

Answer:

a. Rational; b. rational

Step-by-step explanation:

A rational number is the quotient of two integers.

a. ⁴/₇ + ⁻¹/₃

\begin{array}{rcl}\dfrac{4}{7} + \dfrac{-1}{3} & = & \dfrac{12}{21} + \dfrac{-7}{21} \\\\& = & \dfrac{5}{21}\\\end{array}

The solution is rational.

b. √4 ⅖

\begin{array}{rcl}\sqrt{4} \, \dfrac{2}{5} & = & 2 \, \dfrac{2}{5}\\\\& = & \dfrac{22}{5}\\\end{array}

The solution is rational.

7 0
3 years ago
The cake store is having a 25%, percent off sale on all of its cakes. If the cake you want regularly costs $9 dollar , how much
Irina-Kira [14]
2.25 is how much you would save

7 0
3 years ago
Read 2 more answers
Please help with this question and show work
alukav5142 [94]
The diagonals of a parallelogram bisect each other so
4x - 7 = x + 2 and
5y - 8 = 3y

4x - 7 = x + 2 so 3x = 9 and x = 3

5y - 8 = 3y so 2y = 8 and y = 4
4 0
3 years ago
What is the length of AB?
IceJOKER [234]

Answer:

XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

Step-by-step explanation:

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4 0
3 years ago
What is the slope of the line graphed on the coordinate plane?
tigry1 [53]

Answer:

1/4

Step-by-step explanation:

use the slope formula, (y2-y1)/(x2-x1) , or rise over run.

this would give you 2-(-1) divided by 6-(-6)

giving you 3/12, reducing to 1/4

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2 years ago
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