Ask Question, Ask an Expert

+1-415-315-9853

info@mywordsolution.com

Ask Statistics and Probability Expert

describe Independent sample t -test.

describe A sample of 10 urgent and non-urgent patients was conducted to determine average wait time.  The hospital needs to be sure that urgent patients don't wait as long as non-urgent patients.  The subsequent hypotheses have been formulated

H0- the waiting times of vital patient are equal to or greater than non-urgent patients.

Ha- the waiting times of vital patient are less than non-urgent patients.

Person

Non-Urgent

Urgent

1

99

19

2

27

28

3

40

30

4

2

39

5

54

22

6

69

15

7

19

20

8

36

36

9

79

13

10

39

33

1) What is the mean waiting time for urgent patients?

2) What is the standard deviation for the waiting times of urgent patients?

3) What is the test statistic, t?

4) Should you accept or reject the null hypothesis? 

5) What is the test statistic, F?

6) Are there equal variances between the two groups of patients?

Statistics and Probability, Statistics

  • Category:- Statistics and Probability
  • Reference No.:- M922292

Have any Question? 


Related Questions in Statistics and Probability

Roger reports i ascribe probability 03 to the philadelphia

Roger reports: I ascribe probability 0.3 to "the Philadelphia Phillies will win the World Series next year, Chris ascribes probability 0.4 to their winning the World Series and to me ascribing probability 0.4 that they w ...

1 what are quasi-experimental research designs and when are

1. What are quasi-experimental research designs, and when are they used in behavioral research? What advantages and disadvantages do they have in comparison to experimental research? 2. What are the most important threat ...

1 what value of cronbachamp39s alpha coefficient indicates

1. What value of Cronbach's alpha coefficient indicates acceptable interitem reliability? 2. Why are researchers sometimes not able to test the reliability of their measures? 3. What steps can be taken to increase th ...

A manufacturer claims that fewer than 6 of its fax machines

A manufacturer claims that fewer than 6% of its fax machines are defective. In a random sample of 240 such fax machines, 12 are defective. A) Find the sample portion of defective fax machine B) Find the critical Z value ...

The amount of soda a dispensing machine pours into a 12

The amount of soda a dispensing machine pours into a 12 ounce can of soda follows a normal distribution with a standard deviation of 0.08 ounce. Every can that has more than 12.20 ounces of soda poured into it causes a s ...

Use the inverse transform method to generate a sample of

Use the inverse transform method to generate a sample of the exponential distribution with parameter θ, which is given by its density             1/θe -x/θ   for x ≥ 0 f(x) =             0             for x where θ is a ...

Three different brands of pain relief medication are

Three different brands of pain relief medication are available for minor aches and pains. It is of interest to know whether the mean time to relieve the pain differs from brand to brand. To find out, twelve individuals w ...

1 why do researchers calculate the coefficient of

1. Why do researchers calculate the coefficient of determination? 2. What does a coefficient of determination of .40 indicate?

Electronic mail game let lgtmgt 0 be two positive real

Electronic Mail game Let L>M> 0 be two positive real numbers. Two players play a game in which the payoff function is one of the following two, depending on the value of the state of nature s, which may be 1 or 2: The pr ...

A study found that consumers spend an average of 24 per

A study found that consumers spend an average of $24 per week in cash without being aware of where it goes. Assume that the amount of cash spent without being aware of where it goes is normally distributed and that the s ...

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

WalMart Identification of theory and critical discussion

Drawing on the prescribed text and/or relevant academic literature, produce a paper which discusses the nature of group

Section onea in an atwood machine suppose two objects of

SECTION ONE (a) In an Atwood Machine, suppose two objects of unequal mass are hung vertically over a frictionless

Part 1you work in hr for a company that operates a factory

Part 1: You work in HR for a company that operates a factory manufacturing fiberglass. There are several hundred empl

Details on advanced accounting paperthis paper is intended

DETAILS ON ADVANCED ACCOUNTING PAPER This paper is intended for students to apply the theoretical knowledge around ac

Create a provider database and related reports and queries

Create a provider database and related reports and queries to capture contact information for potential PC component pro