Question: A recent study claimed that less 15% of junior high students are overweight. In a sample of 160 students, 18 were found to be overweight.

A recent study claimed that less 15% of junior high students are overweight. In a sample of 160 students, 18 were found to be overweight. Test the claim , using the Confidence Interval method and = 0.05.

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock 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

Students Have Also Explored These Related Mathematics Questions!

Ace Companys income statements for the three years 2012, 2011, and 2010 are given below (all amounts in $ millions): 1. Other income (expense) comprised the following: 2. In 2012, cost of goods sold...

11) Increasing numbers of businesses are offering child-care benefits for their workers. However, one union claims that more than 85% of firms in the manufacturing sector still do not offer any...

State Ho and Ha and identify your claimCalculate the test statistic, t or z.Calculate the p-value (round to 4 decimal places)Decide to reject Ho or fail to reject Ho Write the conclusion in words in...

1) Increasing numbers of businesses are offering child-care benefits for their workers. However, one union claims that more than 85% of firms in the manufacturing sector still do not offer any...

2. A recent study claimed that at least 15% of junior high students are overweight. In a sample of 160 students, 18 were found to be overweight. At a = 0.05, test the claim. 3. In a recent survey of...

10. For each of The following: IdenTify The ParameTer(s) and The disTribuTion IdenTify The H0 and H1 LisT The calcuIaTor TesT you could uSe To check your answer (NO MATH NEEDED!) a) In 2020, The mean...

A recent study claimed that at least 15 of junior high students are overweight Te test this claim a random sample of 160 students is surveyed and 18 of the subjects were found to be overweight Use...

Hi! I hope your doing well :) can you help me with the following hypothesis question using the attached formulas and in the format below please? 1st Hypothesis 2nd Test Statistic 3rd Rejection region...

. A recent study claimed that at least 15% of junior high students are overweight. In a sample of 160 students, 18 were found to be overweight. At = 0.05, test the claim.

A recent study claimed that at least 15% of junior high students are overweight. In a sample of 160 students, 18 were found to be overweight. At a = 0.05, test the claim. Edit View Insert Format...

B. C. AES Sdo, Bhd employs 5 skilled workers. Skilled workers are paid RM10 per hour. All employees work a standard 40 hour per week. The skilled workers have worked 50 hours of overtime this week,...

Assume that two firms, U and L, are identical in all respects except that Firm U is debt free and Firm L has a capital structure that is 50 percent debt and 50 percent equity by market value. Further...

Describe a reconciliation statement and how this is used within real estate.

1270k ACg) + Big) H20 ) Ces + H20 AL9J + Cig) catalyst Choose correct statement for aboue Conuersiion. A) The percintage of He Can be Ancreased by adding Nau [Feo4] B BLg) and Clas haue Zero dipole...

Distinguish between the circumstances when an auditor might give an unqualified opinion with an explanatory paragraph, a qualified opinion, and an adverse opinion. Do you think a disclaimer is an...

In this report, you will watch a movie from the list in the next section. You will take notes and make comparisons from the course readings and, if possible, use your own experiences and observations...

On August 1, 2009, Moore leases and places in service a passenger automobile. The lease will run for five years, and the payments are $600 per month. During 2009, he uses his car 80% for business and...

Discuss the statement, "Every sentence is ambiguous" (p. 104). What does Edelman mean by this?

Do not pay him, wait until I come

Do not get married, wait until I come, etc.

Do not come to the conclusion too quickly