Question: A random sample of n 5 30 is drawn from a population that is normally distributed, and the sample variance is s2 = 41.5. Use

A random sample of n 5 30 is drawn from a population that is normally distributed, and the sample variance is s2 = 41.5. Use α = 0.05 in testing H0: σ2 = 29.0 versus H1: σ2 ≠ 29.0.

Step by Step Solution

★★★★★

3.40 Rating (163 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

The degrees of freedom for this problem are 30 1 29 This is a twotail test we wi... View full answer

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)

522-M-S-C-S-T (684).docx

120 KBs Word File

Students Have Also Explored These Related Statistics Questions!

The following scores are the ages for a random sample of n = 30 drivers who were issued speeding tickets in New York during 2008. Determine the best interval width and place the scores in a grouped...

A random sample of n 5 15 heat pumps of a certain type yielded the following observations on lifetime (in years): 2.0 1.3 6.0 1.9 5.1 .4 1.0 5.3 15.7 .7 4.8 .9 12.2 5.3 .6 a. Assume that the lifetime...

A random sample of n observations is selected from a population with standard deviation = 1. Calculate the standard error of the mean (SE) for these values of n: a. n = 1 b. n = 2 c. n = 4 d. n = 9...

13.59 A random sample of n 5 30 is drawn from a population that is normally distributed, and the sample variance is s2 5 41.5. Use 5 0.05 in testing H0: 2 5 29.0 versus H1: 2 29.0.

13.60 A random sample of n 5 12 is drawn from a population that is normally distributed, and the sample variance is s2 5 19.3. Use 5 0.025 in testing H0: 2 # 9.4 versus H1: 2 . 9.4.

Need help with screenshots 1 through 7. All information needed in solving these problems can be found below. If you have any questions, please comment below and I will get back to you immediately....

I need helpp A simple random sample of size n = 15 is drawn from a population that is normally distributed. The sample mean is found to be x = 27.4 and the sample standard deviation is found to be s...

A simple random sample of size n =15 is drawn from a population that is normally distributed. The sample mean is found to be x = 29.2 and the sample standard deviation is found to be 5 = 6.3....

A simple random sample of size n = 16 is drawn from a population that is normally distributed. The sample variance is found to be 13.7. Test whether the population variance is greater than 10 at the...

The effect of the third variable __________. Cannot be explored using cross tabs Does not need to be taken into consideration when exploring the relationship between two variables Can only be...

Lazur Corporation, whose fiscal year ended June 30, 2011, completed the following transactions involving notes payable: May 21 Obtained a 60-day extension on a $9,000 trade account payable owed to a...

You can detail the computation of gain CAL INC realizes and recognizes on the amounts distributed to Noah in complete liquidation You then can compute the taxes CAL INC owes

Treaties cease to be valid how many years after they are ratified? Group of answer choices they don't 5 0 years 1 5 0 years 1 0 0 years

Frances paid income tax and Class 4 NICs of 47,000 in 2016-17, of which 19,000 was paid via the PAYE system . Her total lia bility for 2017-18 is 69,000, of which 21,000 is paid via PAYE. Her...

Show that the function f (x) in Example 3-5 satisfies the properties of a probability mass function by summing the infinite series.

Derive the formula for the mean and standard deviation of a discrete uniform random variable over the range of integers.

A company performs inspection on shipments from suppliers in order to defect nonconforming products. Assume a lot contains 1000 items and 1% are nonconforming. What sample size is needed so that the...

To everyone who answered these previous questions: none matched the multiple choice :/ so here are a few at a time ( ill send 3 our at a time) with the mulitple choice.. Thanks alot guys! 1.River...

4. Find the equation of the line passing through the point (-2,5) and parallel to the line y = -2x - 3. . ( 1) liebe ling (5x + y = 12 16x + 3y = 9

Just letter A) The technology committee has stated that the average time spent by students per lab visit has increased, and the Increase supports the need for increased Time lab fees. To substantiate...