Question: From a random sample of 50 actuary, the sample average income was $102,880 with a sample standard deviation of $58,320. Construct a 90% confidence interval

From a random sample of 50 actuary, the sample average income was $102,880 with a sample standard deviation of $58,320. Construct a 90% confidence interval for the population mean for actuary salary. Find the margin of error

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!

CoursHeroTranscribedText: Question 1 The daily volume of a brokerage company follows a normal distribution. The director wants to estimate the daily volume negotiated. a) What size should have a...

Question 1 A confidence interval for the population mean number of US states Americans have visited was found to be 11.9 to 12.3. 1) Find the midpoint of this confidence interval: 2) State the...

****I NEED TO KNOW HOW THIS CAN BE ACCOMPLISHED ON A TI-84 CALCULATOR. 2ND TIME I AM ASKING BECAUSE THE LAST TUTOR DIDN'T SHOW HOW TO FOR TI-84 CALCULATOR. THANK YOU!!!**** Part 1) Amount of Sleep A...

The gun 25kV In a television tube, a beam of electrons from 0.22mm de ofonmeter; they arrive5.6 x 104 electrons per second. Calculate the magnetic fieldIt isproduced by the beam at a point1.5mm from...

What is a weighted contribution margin ratio?

Q 10.27. How important are the various premiums for investment-grade bonds and junk bonds? (Omit the time premium.)

2. Interview a clinical or counseling psychologist who is working in a setting you have not previously considered as part of your career goals (e.g., hospital, prison, university). Think about your...

What role did organizational ethics play in the Beazer Homes fraud? Is this something the auditors of Deloitte should have been more conscious of? Explain.

Write C++ program to display the following shape: ********** ********** ********** Use Cout statement and For nested loops, ( two loops, outer loop iterate 3 times for number of rows, and inner loop...

C# question. Thank you for any help you can provide. #1 a) int[] s = new int[7]; s[0] = 2; s[1] = 0; s[2] = 15; s[3] = 7; s[4] = 12; s[5] = 1; s[6] = 6; bool theAnswer = (s[s[(s[2] - s[4]])] - s[6]]...

Costco is running a member-only sales program for Carnival cruise vacation. There are totally 600 cabins on the cruise ship. Fixed cost is $15,000 (includes fuel cost for roundtrip, salary for crews...

1. Using indicial notation, prove the following (where W is a second-order tensor field and a and b are vector fields). Explain your derivation in detail. ( b)W = (Wb)

The income statement reports earned income on _____, and the cashflow statement is based on ______. Question 4Answer a. An accrual-basis, accrual basis accounting b. A cash-basis, accrual-basis...

Designing the Distribution Network for Michaels Hardware Ellen Lin, vice president of supply chain at Michaels Hardware, was looking at the financial results from the past quarter and thought that...

In which of the following situations would you need to use the SALUTE service recovery model? Veterans call your clinic and are dissatisfied with their experiences at the VA. Fellow employees come to...

HA Service Company has total revenue of $8,500,000 and total employees of 100,000. HA Service Company's revenue per employee is

A firm has the following balance sheet: Assets Cash Accounts receivable Inventory Plant and equipment $ 15,000 150,000 92,000 170,000 $427,000 Liabilities and Equity Accounts payable Long-term debt...

Calculate the 99% confidence interval.

When asked whether economic conditions would be better a year from now, 75% of Republicans and 14% of Democrats agreed. Calculate the 99% confidence interval for both.

Calculate the 95% confidence interval to estimate the percentage of Millennials who believe that their generation has a distinctive identity as compared with the other generations (Generation X, baby...