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777dan777 [17]
3 years ago
11

I really need help it’s late night and limited time left

Mathematics
1 answer:
gavmur [86]3 years ago
6 0
I think it is b? im sorry
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A university administrator was interested in determining if there was a difference in the distance students travel to get from c
eduard

Answer:

1) Fail to reject the Null hypothesis

2) We do not have sufficient evidence to support the claim that the mean distance students traveled to school from their current residence was different for males and females.

Step-by-step explanation:

A university administrator wants to test if there is a difference between the distance men and women travel to class from their current residence. So, the hypothesis would be:

H_{o}: \mu_{F}-\mu_{M}=0\\\\ H_{a}: \mu_{F}-\mu_{M}\neq 0

The results of his tests are:

t-value = -1.05

p-value = 0.305

Degrees of freedom = df = 21

Based on this data we need to draw a conclusion about test. The significance level is not given, but the normally used levels of significance are 0.001, 0.005, 0.01 and 0.05

The rule of the thumb is:

  • If p-value is equal to or less than the significance level, then we reject the null hypothesis
  • If p-value is greater than the significance level, we fail to reject the null hypothesis.

No matter which significance level is used from the above mentioned significance levels, p-value will always be larger than it. Therefore, we fail to reject the null hypothesis.

Conclusion:

We do not have sufficient evidence to support the claim that the mean distance students traveled to school from their current residence was different for males and females.

7 0
4 years ago
How to write a paragraph proof? Given: ∠T and ∠V are right angles TW║VU.<br> Prove: ΔTUW≅ΔVWU
mafiozo [28]

Note: The missing diagram is attached below for a reference.

Answer:

  • Δ TUW ≅ ΔVWU by AAS case.

Step-by-step explanation:

Given:

  • ∠T and ∠V are right angles.
  • TW║ VU

To Prove:

  • Δ TUW ≅ ΔVWU

As

∠ T ≅ ∠ V ≅ 90^{0} (Given)

Side  UW ≅

TW║ UV

and UW is a transverse

So,

∠ TWU ≅ ∠ WUV \left[alternate\:\:interior\:\:angles\right]

As\:Angle\:=\:Angle\:=\:side\:are\:equal

Thus,

  • Δ TUW ≅ ΔVWU

Keywords: proof, paragraph, logic, reason

Learn more about proof and reason from brainly.com/question/13396866

#learnwithBrainly

4 0
4 years ago
Need help on finding the area!
Inessa05 [86]

FOLLOW ME FOR CLEARING YOUR NEXT DOUBT

7 0
3 years ago
Read 2 more answers
Genevieve is 3 years older than twice her brother's age. Genevieve is 21 years old. Write an equation to find her brother's age.
vfiekz [6]
Her brother is 9.

Because she is 3 years older than half his age, subtract 3 - 21. This gives 18. Then divide 18 / 2. This gives 9.
3 0
3 years ago
A recipe calls for 3/4 cup of flour, but Kelli has only 1/3 cup of flour. How much more flour does she need?
liubo4ka [24]
She needs 3/4 - 1/3   cups

LCD of 3 and 4 is 12 so convert the fractions to 12th's:-

3/4 - 1/3  = 9/12 - 4/12  = 5/12

She needs another 5/12 of a cup of flour , Answer.
5 0
3 years ago
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