  (Solution) 12 We Use Formulas To Describe Calculations. Find The Error In Each Of The Following Formulas. Explain Why Each Is Incorrect And Provide A... | Snapessays.com

(Solution) 12 We use formulas to describe calculations. Find the error in each of the following formulas. Explain why each is incorrect and provide a...

Note: you MUST use the attached Word.doc to answer this assignment.  There are a total of 7 questions.  Your responses need to be in RED and under each LETTER sub-question.  EXAMPLE: If the MAIN question is 9.22 and there are three sub-questions a. b. & c. then you MUST put your answer in RED under each one of the LETTER sub-questions.  Used the attached Word.doc and Answer ALL of the questions.  If you cannot do this or do not fully understand DO NOT take on the assignment.  If you have questions, ASK!  I give 5 STARS; just follow the instructions. 9.12

We use formulas to describe calculaTons. Find the error in each of the following formulas. Explain

why each is incorrect and provide a correcTon.

9.16

Calculate degrees of freedom and idenTfy the criTcal

t

value for a single-sample

t

test in each of the

following circumstances:

a.

±wo-tailed test,

N

= 8,

p

level of 0.10

b.

One-tailed test,

N

= 42,

p

level of 0.05

c.

±wo-tailed test,

N

= 89,

p

level of 0.01

9.26

Paid days o² and the single-sample t test: ±he number of paid days o² (e.g., vacaTon, sick leave)

taken by eight employees at a small local business is compared to the naTonal average. You are hired as

a consultant by the new business owner to help her determine how many paid days o² she should

provide. In general, she wants to set some standard for her employees and for herself. Let’s assume your

search on the Internet for data on paid days o² leaves you with the impression that the naTonal average

is 15 days. ±he data for the eight local employees during the last ³scal year are: 10, 11, 8, 14, 13, 12, 12,

and 27 days.

a.

Write hypotheses for your research.

b.

Which type of test would be appropriate to analyze these data in order to answer your quesTon?

c.

Before doing any computaTons, do you have any concerns about this research? Are there any

quesTons you might like to ask about the data you have been given?

d.

Calculate the appropriate t staTsTc. Show all of your work in detail.

e.

Draw a staTsTcal conclusion for this business owner.

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