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padilas [110]
3 years ago
12

Do men’s voting preferences differ significantly from women’s voting preferences?"" Use a level of significance of α = 0.05. Whi

ch set of hypotheses is appropriate for addressing the research question?
Mathematics
1 answer:
baherus [9]3 years ago
8 0

Answer:

<em>H₀</em>: The voting preference of men and women are not different.

<em>Hₐ</em>: The voting preference of men and women are not different.

Step-by-step explanation:

A hypothesis test for two proportions can be used to determine whether the preference of men differ from women in case of voting.

A Chi-square test contingency table can be used to perform the test.

The hypothesis can be defined as:

<em>H₀</em>: The voting preference of men and women are not different.

<em>Hₐ</em>: The voting preference of men and women are not different.

The test statistic is:

\chi^{2}=\frac{Row\ total\times Column\ total}{N}

Decision rule:

If the <em>p</em>-value of the Chi-square test statistic is less than the significance level <em>α</em> = 0.05 then the null hypothesis will be rejected. And if the <em>p</em>-value is more than the significance level then the null hypothesis will not be rejected.

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Andy runs 436.8 meters in 62.08 seconds.if Andy runs at a consistent speed how fast does he run in one second? Give your answer
Zina [86]
Andy runs 7 meters per second.

436.8/62.08 = x/1
436.8/62.08=7.04
7.04/1 =7.0/1

Hope that help!:)
6 0
3 years ago
Do these ratios make a proportion? 4:10 and 6:15<br><br> I NEED THIS ASAP!!! Thanks!
Sonbull [250]

To see if these ratios make a proportion let us first change them into fractions

= 4:10 = 4/10 = 4 ÷ 2 / 10 ÷ 2 = 2/5

= 6:15 = 6/15 = 6 ÷ 3 / 15 ÷ 3 = 2/5

= Since both these ratios are getting simplified into a same fraction , they are proportional .

Therefore , 4 : 10 :: 6 : 15 ( 4 : 10 is proportional to 6 : 15 )

5 0
3 years ago
2x + 3 + 4x + 8 = 3x - 10
vodomira [7]

\text {Hello! Let's solve this Equation!}

\text {Your First Step is to Simplify the Equation:}

\text {(2x+4x)+(8+3)}

\text {6x+11=3x-10}

\text {The Next Step is to Subtract 3x:}

\text {6x+11-3x=3x-10-3x}\\\text {3x+11=-10}

\text {Next Step is to Subtract 11:}

\text {Q: Why Subtract 11?}

\text {A: So they cancel out. We cross them out once we subtract.}

\text {3x+11-11=-10-11}\\\text {3x=-21}

\text {The Final Step is to Divide 3:}

\text {3x/3=-21/3}

\text {Your Answer will be}

\fbox {x=-7}

\text {Best of Luck!}

\text {-LimitedX}

8 0
3 years ago
How many three-fourths are in 2
Elis [28]
3/4 times x=2
times both sides by 4/3 to clear fraction (4/3 times 3/4=12/12=1)
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there are 8/3 of them in 2

6 0
3 years ago
Read 2 more answers
A more than 6 is -30 solve problem
erastovalidia [21]

Answer:

a = =36

Step-by-step explanation:

a + 6 = -30

make a on its own

a = -30 - 6

a = =36

8 0
3 years ago
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