Question: To combat antibiotic resistance, the Quality Improvement Consortium recommends a throat swab to con firm strep throat before a physician prescribes antibiotics to children under

To combat antibiotic resistance, the Quality Improvement Consortium recommends a throat swab to con firm strep throat before a physician prescribes antibiotics to children under age 5. In a random sample of 60 children who received antibiotics for throat infections, 18 did not have a throat swab.
(a) At α = .05, is this a statistically significant reduction over last year's national rate of 40 percent?
(b) Is it safe to assume normality of the sample proportion p? Explain.

Step by Step Solution

★★★★★

3.27 Rating (162 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock

a So fail to reject H0 The proportion of children who were given ... View full answer

blur-text-image
Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock
Step: 3 Unlock

Document Format (1 attachment)

Word file Icon

485-M-S-H-T (1752).docx

120 KBs Word File

Students Have Also Explored These Related Statistics Questions!

Q:

Wallis Company manufactures only one product and uses a standard cost system. The company uses a predetermined plant wide overhead rate that relies on direct labor-hours as the allocation base. All...

Q:

In a random sample of 60 refrigerators, the mean repair cost was $150.00. Assume the population standard deviation is $15.50. Construct a 99% confidence interval for the population mean repair cost....

Q:

In a random sample of 40 brown-haired individuals, 22 indicated that they use hair coloring. In another random sample of 40 blond individuals, 26 indicated that they use hair coloring. Use a 92%...

Q:

In a random sample of 120 large retailers, 85 used regression as a method of forecasting. In an independent random sample of 163 small retailers, 78 used regression as a method of forecasting. Find a...

Q:

To combat antibiotic resistance, the Quality Improvement Consortium recommends a throat swab to confirm strep throat before a physician prescribes antibiotics to children under age 5. In a random...

Q:

To combat antibiotic resistance, the Quality Improvement Consortium recommends a throat swab to confirm strep throat before a physician prescribes antibiotics to children under age 5. Nationally, 40...

Q:

Please just answer the parts that were left unanswered. Return to question 3 One group of accounting students used simulation programs, while another group received a tutorial. Scores on an exam were...

Q:

To combat antibiotic resistance, the Quality Improvement Consortium recommends a throat swab to confirm strep throat before a physician prescribes antibiotics to children under age 5. Nationally, 40...

Q:

To combat antibiotic resistance, the Quality Improvement Consortium recommends a throat swab to confirm strep throat before a physician prescribes antibiotics to children under age 5. Nationally, 40...

Q:

To combat antibiotic resistance, the Quality Improvement Consortium recommends a throat swab to confirm strep throat before a physician prescribes antibiotics to children under age 5. Nationally, 40...

Q:

To combat antibiotic resistance, the Quality Improvement Consortium recommends a throat swab to confirm strep throat before a physician prescribes antibiotics to children under age 5. Nationally, 40...

Q:

A reversible engine with an efficiency of 30.0% has TC = 310.0 K. (a) What is TH? (b) How much heat is exhausted for every 0.100 kJ of work done?

Q:

1.3 y 3.1 3 x-3 f1(x)=- 2-x-18 15 -0.1 A student recognizes that x = 9 will cause the denominator to be zero in the given function. What, if anything, does this tell you about the limit as x->9 ? The...

Q:

A group of three studeats is trying to find the derivative y ' of y = l n ( f ( x ) g ( x ) ) . Kari suggests using the chain rule and letting the interlor function be s = f ( x ) p ( x ) - Suvra...

Q:

1. Discuss the demographics of world trade since the 1960s 2. How has the role of the US changed 3. How is world trade expected to change in the future

Q:

As students, you are all familiar with the advising system at the School of Engineering and Computer Science (SOECS). Among the features of the advising system are: 1. Faculty advisors, 2. Inside web...

Q:

b. What assumption must you make about the population distribution in order to construct the confidence interval estimate in (a)? c. Do you think that the assumption needed in order to construct the...

Q:

1. Give a brief overview of the history of the term functions in Mathematics. (State source of your information) 2. The inverse of every function must be a function itself. State whether you agree or...

Q:

At December 31, 2020, Flint Company reported the following as plant assets. Land $ 3,770,000 Buildings Less: Accumulated depreciation-buildings $27,290,000 12,170,000 15,120,000 Equipment 48,020,000...

Q:

Two-period economy. Consider a two-period economy (with no government and hence no taxes at all) in which the representative consumer has no control over his income y1 and y2 . The lifetime utility...

Q:

A large financial institution is interested in training its college educated workforce in Six Sigma principles and methods. One part of the training involves basic statistical concepts and tools....

Q:

Online retailers want customers to trust their websites and want to alleviate any concerns potential customers may have about privacy and security. In a study investigating the factors that affect...

Q:

To improve the quality of molded parts, companies often test different levels of parameter settings to find the best combinations. Injection molding machines typically have many adjustable...

Q:

Find the solution for the Question below Q. 7 The weather at a coastal resort is classified each day simply as "sunny" or "rainy." A sunny day is followed by another sunny day with probability 0.9,...

Q:

All answers must be entered as a formula. Click OK to begin. OK A stock has had the following year-end prices and dividends. What is the arithmetic return over this period? Year Price Dividend 59.32...

Q:

Scheduler | C Language Write a scheduler and an infrastructure to demonstrate your schedulers functionality. This infrastructure will require: Process File Generator: A process must have a memory...