Question: A normal population with unknown variance has a mean of 20. a random sample of size 9 from this population has ha mean of

A normal population with unknown variance has a mean of 20. a

A normal population with unknown variance has a mean of 20. a random sample of size 9 from this population has ha mean of 24 and a standard deviation of 4.1. Find the probability P(T>t). Where t is the calculated value for the T-statistics.

Step by Step Solution

★★★★★

3.42 Rating (158 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

t Xu 24 20 4 2927 PTt PT29... 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

Students Have Also Explored These Related Mathematics Questions!

A normal population with unknown variance has a mean of 20. Is one likely to obtain a random sample of size from this population with a mean of 24 and a standard deviation of 4.1? If not, what...

In Prob. 1 find the probability of E: At least 1 defective (i) directly, (ii) by using complements; in both cases (a) and (b).

Consider a normal population with an unknown population standard deviation. A random sample results in = 48.68 and s2 = 33.64. a. Compute the 95% confidence interval for if and s2 were obtained...

8.49 A normal population with unknown variance has a mean of 15. Is one likely to obtain a random sample of size 16 from this population with a mean of 18 and a standard deviation of 3.8? If not,...

A population of values has a normal distribution with =191.4=191.4 and =42.9=42.9. You intend to draw a random sample of size n=17=17. Find the probability that a single randomly selected value is...

A population of values has a normal distribution with =121.4=121.4 and =44.1=44.1. You intend to draw a random sample of size n=49=49. Find P 55 , which is the mean separating the bottom 55% means...

1. A population of values has a normal distribution with =207.7=207.7 and =30.6=30.6. You intend to draw a random sample of size n=82=82. Find P 69 , which is the score separating the bottom 69%...

A population of values has a normal distribution with =39.4=39.4 and =5.2=5.2. You intend to draw a random sample of size n=230=230. Find the probability that a single randomly selected value is less...

A population of values has a normal distribution with =204.1 and =45.9. You intend to draw a random sample of size n=142. Find P 68 , which is the mean separating the bottom 68% means from the top...

Use graphs and written explanations for each of the following situations: The effect of COVID supply chain shortages on the market for hobby cards. A change in in the demographics of hobby card...

Scenario Larry, the head of Marketing has heard about you. And at TNH Tires, like much of the rest of the world, the reward for good work is more work. Larry: Thank you so much for making time for...

Pick a resource and data set that CloudWatch monitors and collects. How would the use of CloudWatch make a difference in your cloud maintenance? How will you use the data gathered by CloudWatch? Will...

What is the overhead application rate per direct labor hour? * (1 Point) BREAD Co. uses a job order costing system. At the beginning of January, the company had 2 jobs in process with the following...

Feedback Print A 5 nC charge is located at the origin. What are the electric fields at the positions A = (10 cm, 0 cm), B = (-10 cm, 10 cm), and C = (-10 cm, -10 cm)? Write each electric field vector...

A History Achievement Test out of 80 points is administered to a Grade 10 class of 30 students. Their scores are randomly listed below. 78 46 61 49 58 61 64 58 55 80 40 52 78 55 63 55 49 59 64 58 53...

Requirement 2: Revise the data in your worksheet to reflect the results for the subsequent period as shown below. B D E 3 Standard Price $ 1 Chapter 10: Applying Excel 2 Data} 4 Exhibit 10-1:...

Is times interest earned meaningful for utilities? Why or why not?

A manufacturer claims that in a process of producing kitchen knives, only 2.5% of the knives are dull. Test the claim against the alternative that more than 2.5% of the knives are dull, using a...

By what integer factor can you at most reduce the Gerschgorin circl with center 3 in Prob. 6?

(Uniqueness of limit) show that if a sequence converges, its limit is unique

What sorts of conflicts does the character use Logic for?

Under what circumstances will this change?

What are the behaviours that show this character is dealing with a conflict using Submission? (Remember that the intensity increases as the character moves from 1st option to 2nd option to 3rd...