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andre [41]
4 years ago
12

True or false?

Mathematics
1 answer:
monitta4 years ago
8 0
1 true  2 false(I think)






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A segment XD is drawn in rectangle QUAD as shown below. Rectangle Q U A D. Segment X goes from side U A to point D to form a tri
frez [133]

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the answer is 41, 139

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Which angle is adjacent to Angle D F E? Line A F E is horizontal. Lines B, C, and D come out of point F. Angle A F B Angle A F C
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angle afb

Step-by-step explanation:

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Many non-profit groups ask for donations during December. Do men give higher monetary donations than women in the month of Decem
Lelu [443]

Answer:

For this case we want to test if do men give higher monetary donations than women in the month of December (alternative hypothesis) and the complement should be the null hypothesis. So then the sytem of hypothesis are:

Null hypothesis:\mu_m -\mu_w \leq 0

Alternative hypothesis : \mu_m -\mu_w >0

So then the best option would be:

d. Ha: mum -muw > 0

Step-by-step explanation:

Previous concepts

A hypothesis is defined as "a speculation or theory based on insufficient evidence that lends itself to further testing and experimentation. With further testing, a hypothesis can usually be proven true or false".  

The null hypothesis is defined as "a hypothesis that says there is no statistical significance between the two variables in the hypothesis. It is the hypothesis that the researcher is trying to disprove".  

The alternative hypothesis is "just the inverse, or opposite, of the null hypothesis. It is the hypothesis that researcher is trying to prove".  

Solution to the problem

For this case we want to test if do men give higher monetary donations than women in the month of December (alternative hypothesis) and the complement should be the null hypothesis. So then the sytem of hypothesis are:

Null hypothesis:\mu_m -\mu_w \leq 0

Alternative hypothesis : \mu_m -\mu_w >0

So then the best option would be:

d. Ha: mum -muw > 0

3 0
3 years ago
jasmine wants to bulid a 2 5Jasmine wants to build a 2 and 5/6 meter long Garden Path paved with square stones that measure 1/4
Afina-wow [57]

Answer:

Step-by-step explanation:

5 0
3 years ago
A purse contains a collection of quarters, dimes, nickels, and pennies. The average value of the coins in the purse is 17 cents.
bulgar [2K]

Answer:

There are total of 17 coins in the purse

Step-by-step explanation:

Let x represent the no of coins in the purse

Let y represent the total amount

 y/x = 0.17

y = 0.17*x............................(i)

y-0.01 / x-1 = 0.18

y - 0.01 = 0.18x -0.18........(ii)

We substitute y = 0.17 x into the second equation:

0.17x - 0.01 = 0.18x - 0.18

0.17 = 0.01x

x = 17

Hence, there are total of 17 coins in the purse

7 0
3 years ago
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