Use the attached Excel table to see the average cost of tuition by s (public four year college) and use the cost of tuition per year for in state students. ) USE every THI RD state START I NG WITH MT (MONTANA) since they are in order from low to high so we get a good sample of all 50 Do not count (skip) US (United States) or delete that row before you sta Notice that that US average is different -it is $9650. So our claim is that the average in-state tuition is more than $9410.   You should have 16 states for public four year colleges in-state tuition.   Name of State Cost of' Tuition (per year for in s1 MT 6410 NV 6910 NC 7200 NY 7710 OK 8030 IA 8270 LA 8900 IN 9200 MD 9370 ME 9690 AL 10040 HI 10670 RI 11410 SC 12190 Ml 12460 PA 13880   Form the hypotheses (null and alternative) and identify the claim   Claim:  Average in-state tuition is more than 9410. Ho: HO: μ =9410 Hα:  HA: μ>9410 State the distribution and test statistic to be used.   Normal distribution and test statistic   4pts. Find the sample mean to the nearest whole number.   9521   4 pts. Find the sample standard deviation to the nearest who le number.   2151   Find the value of the test statistic. To 3 decimal places   0.206     Compute and interpret the p-value. To 2 decimal places   0.42   Use the previous informat ion to sketch a picture of this situation. CLEARLY, label and sca le the horizonta l ax is and shade the region(s) corresponding to the p-value.                                                6pts. Make the decision to reject or to not reject the null hypothesis. Explain. Since P value is > 0.05 it is not significant, so do not reject the null hypothesis.   6pts. Form a conclusion written in terms of the original claim.   There is not sufficient evidence to show that average in state tuition is more than 9410     6 pts. Ide ntify any Type I or Type II errors.    Type 1:       Type II:  Accept the claim that in state tuition averages 9410 when it in state tuition averages more than 9410

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  1. Use the attached Excel table to see the average cost of tuition by s (public four year college) and use the cost of tuition per year for in state students.
    • ) USE every THI RD state START I NG WITH MT (MONTANA) since they are in order from low to high so we get a good sample of all 50
  1. Do not count (skip) US (United States) or delete that row before you sta

Notice that that US average is different -it is $9650. So our claim is that the average in-state tuition is more than $9410.

 

You should have 16 states for public four year colleges in-state tuition.

 

Name of State

Cost of' Tuition (per year for in s1

MT

6410

NV

6910

NC

7200

NY

7710

OK

8030

IA

8270

LA

8900

IN

9200

MD

9370

ME

9690

AL

10040

HI

10670

RI

11410

SC

12190

Ml

12460

PA

13880

 

  1. Form the hypotheses (null and alternative) and identify the claim

 

Claim:  Average in-state tuition is more than 9410.

Ho:

HO: μ =9410

Hα

HA: μ>9410

  1. State the distribution and test statistic to be used.

 

Normal distribution and test statistic

 

  1. 4pts. Find the sample mean to the nearest whole number.

 

9521

 

  1. 4 pts. Find the sample standard deviation to the nearest who le number.

 

2151

 

  1. Find the value of the test statistic. To 3 decimal places

 

0.206

 

 

  1. Compute and interpret the p-value. To 2 decimal places

 

0.42

 

  1. Use the previous informat ion to sketch a picture of this situation. CLEARLY, label and sca le the horizonta l ax is and shade the region(s) corresponding to the p-value.

 

 

 

                                  

 

 

 

  1. 6pts. Make the decision to reject or to not reject the null hypothesis. Explain.

Since P value is > 0.05 it is not significant, so do not reject the null hypothesis.

 

  1. 6pts. Form a conclusion written in terms of the original claim.

 

There is not sufficient evidence to show that average in state tuition is more than 9410

 

 

  1. 6 pts. Ide ntify any Type I or Type II errors.

 

 Type 1: 

 

 

 Type II:  Accept the claim that in state tuition averages 9410 when it in state tuition averages more than 9410

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