LEARN MORE...

Home
Documents
February 2012
3
RES 342 Final Exam # 54 Questions with ANSWERS # THE NEW UPDATED CORRECTED EXAM # 2nd Set # BUY THIS

RES 342 Final Exam # 54 Questions with ANSWERS # THE NEW UPDATED CORRECTED EXAM # 2nd Set # BUY THIS

Content type

User Generated

Type

Homework

Uploaded By

flrqfununo

Pages

Showing Page:

1/15

RES 342 Final Exam

54 QUESTIONS WITH ANSWERS

Your questions will be chosen randomly from a larger set

of questions. Nobody can guarantee that these questions

will cover completely your exam. Also, according to the

site rules you are not rating me with the grade you

received!

Just leave me an “A” feedback (I WORKED A WEEK ON

THIS AND NEED A SUPPORT FROM YOU  ).

In this case I will give you a discount with the next tutorial

you will purchase from HonestAbe.

Thank you and good luck

IF YOU FIND A WRONG ANSWER, PLEASE

DO NOT BE MAD!  JUST MESSAGE ME

AND TELL THE RIGHT ANSWERS FOR A

REFUND!

 Yours forever…HonestAbe 

Showing Page:

2/15

1) The statement that determines if the null hypothesis is rejected or not is called

the

A. decision rule

B. critical value

C. test statistic

D. alternate hypothesis

2) What are the critical z-values for a two-tailed hypothesis test if the significant

level = 0.01?

A. ± 2.58

B. ± 1.65

C. ± 2.33

D. ± 1.96

3) An independent consumer testing lab preformed a statistical test on 25 type-C

alkaline batteries and calculated the mean life for a particular use before they

failed was 22.5 hours. The distribution of the lives approximated a normal

distribution. The standard deviation of the distribution was 1.1 hours. Information

on the package states that the batteries should last 24 hours.

The test question was if this difference between the test statistics and the stated life

of the battery was significant? The .05 significant level was selected for the test.

Which is the correct statement?

A. The difference cannot be evaluated with this small of a sample.

B. The difference indicates that the batteries are not good.

C. The difference was not significant.

D. The difference was significant; the batteries do not meet the stated length of

time.

4) K & S Construction, located in Phoenix, Arizona, is working on its business plan

for the upcoming year. They did a study to determine if they should focus on

building condominiums or individual houses. A building study, which had been

conducted by the state, indicated that 60 percent of those families looking to buy a

home in Arizona desired to buy a condominium. K & S Construction wanted to

know if this figure applied to Phoenix. They collected a sample of 500 individuals

that had expressed plans to buy a new home. The z-distribution was selected for

this proportion test. The null hypothesis is p = 0.60 and the alternate is p ≠ 0.60.

The significant level selected was .05. From the sample of 500, it was determined

that 290 wanted to buy a condominium. What decision should be made regarding

the null hypothesis?

A. Cannot accept nor reject it based on the information given

B. The test level of .05 is not acceptable

C. Reject it

D. Fail to reject it

Showing Page:

3/15

End of Preview - Want to read all 15 pages?

Access Now

Unformatted Attachment Preview

RES 342 Final Exam 54 QUESTIONS WITH ANSWERS Your questions will be chosen randomly from a larger set of questions. Nobody can guarantee that these questions will cover completely your exam?. Also, according to the site rules you are not rating me with the grade you received! Just leave me an "A" feedback (I WORKED A WEEK ON THIS AND NEED A SUPPORT FROM YOU ?). In this case I will give you a discount with the next tutorial you will purchase from HonestAbe. ?Thank you and good luck? IF YOU FIND A WRONG ANSWER, PLEASE DO NOT BE MAD! ? JUST MESSAGE ME AND TELL THE RIGHT ANSWERS FOR A REFUND! ? Yours forever?HonestAbe ? 1) The statement that determines if the null hypothesis is rejected or not is called the A. decision rule B. critical value C. test statistic D. alternate hypothesis 2) What are the critical z-values for a two-tailed hypothesis test if the significant level = 0.01? A. ? 2.58 B. ? 1.65 C. ? 2.33 D. ? 1.96 3) An independent consumer testing lab preformed a statistical test on 25 type-C alkaline batteries and calculated the mean life for a particular use before they failed was 22.5 hours. The distribution of the lives approximated a normal distribution. The standard deviation of the distribution was 1.1 hours. Information on the package states that the batteries should last 24 hours. The test question was if this difference between the test statistics and the stated life of the battery was significant? The .05 significant level was selected for the ...
Purchase document to see full attachment