Question: The May 1, 2007, College Retirement Equity Fund (CREF) prospectus lists the following sample returns on $1 invested in two of the fund's accounts, per

The May 1, 2007, College Retirement Equity Fund (CREF) prospectus lists the following sample returns on $1 invested in two of the fund's accounts, per year

Equity Index Account ($): 1.636, 1.441, 0.973, 1.055, 1.400

Money Market Account ($): 1.169, 1.273, 0.976, 0.998, 0.953

Assuming these data are random samples, is there statistical evidence that one account is better than the other?

Step by Step Solution

★★★★★

3.35 Rating (167 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

Using MINITAB Non parametrics MannWhitney MannWhitney Test and CI groupE groupM N Median group E 5 1... 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)

463-M-S-N-S (665).docx

120 KBs Word File

Students Have Also Explored These Related Statistics Questions!

On December 31, 2007 TNT Company lists the following accounts in its adjusted trial balance: Sales (net) ...................... $85,000 Unrealized increase in value of available-for-sale securities...

The following table lists returns on the market portfolio and on Microsoft, each year from 1989 to 1998. a. Estimate the covariance in returns between Microsoft and the market portfolio. b. Estimate...

Is there enough statistical evidence to infer that females are more educated (EDUC) than males?

I need step by step instruction and formulad on excel RETIREMENT PLANNING (Source: Powell \& Baker, Management Science, 2007) Bob Davidson is a 46-year-old tenured professor of marketing at a small...

Poly Distributors Ltd. December 31, 2019 PLANNING MEMORANDUM 1. Analytic Review Procedures (ARP) Per the horizontal analysis on WP A, the following unexpected or unusual changes occurred in 2019...

RETIREMENT PLANNING Bob Davidson is a 46-year-old tenured professor of marketing at a small New England business school. He has a daughter, Sue, age 6, and a wife, Margaret, age 40. Margaret is a...

Additional instructions and grading rubrics will be provided at a later date. The Case: Jason Jones and Megan Jones As at 31 January 2023 Personal Information Jason R. Jones and Megan T. Jones are 38...

ZOOM + FINC 3301 ASSIGNMENT 2 PART 1 TVM Problems 1. Colin has just inherited $6,000. He would like to use this money to buy his mom Hayley a new scooter costing $7,000 two years from now. If he...

!Answer all please. 53. Assume the spot rates for year 1, year 2 and year 3 are 3.5%, 4% and 4.5%, respectively. There are a 3-year zero coupon bond and a 3-year coupon bond that pays a 5% coupon...

Determine the displacement and support reactions of the frame in Figure Q4. Take E = 200 GPa, A = 0.0077 m and I = 2.5 x 10 m.

Variable manufacturing costs are $ 11 per unit, and fixed manufacturing costs are $55,000. Sales are estimate to be 10,000 units. (a) How much would absorption costing income from operations differ...

P10.29 A liquid-level control system has a loop transfer function L(s) = Ge(s)G(s), where Ge(s) is a compensator, and the plant is G(s)= 10e-sT s (s +10)' where T = 50 ms. Design a compensator so...

A 90-kg astronaut is stranded in space at a point 6.0 m from his spaceship, and he needs to get back in 4.0 min to control the spaceship. To get back, he throws a 0.50-kg piece of equipment so that...

A 85.0-kg person stands on one leg and of the weight is supported by the upper leg connecting the knee and hip jointthe femur. Assuming the femur is 0.650 m long and has a radius of 2.00 cm, by how...

A 75-kg circus performer jumps from a 5.0-m height onto a trampoline and stretches it downward 0.30 m. Assuming that the trampoline obeys Hookes law, (a) How far will it stretch if the performer...

A 75.0-kg person is standing on a scale in an elevator. What is the reading of the scale in newtons if the elevator is (a) At rest, (b) Moving up at a constant velocity of 2.00 m/s, and (c)...

A 6.0-N net force is applied to a 1.5-kg mass. What is the objects acceleration?

What are the common motives for divestitures?

The file Audits contains the number of audits of corporations with assets of more than $ 250 million conducted by the Internal Revenue Service between 2001 and 2013. (Data extracted from www. irs....

Using the sample of retirement funds stored in Retirement Funds: a. Construct a table that tallies type, market cap, and rating. b. What conclusions can you reach concerning differences among the...

Using the sample of retirement funds stored in Retirement Funds: a. Construct a table that tallies market cap, risk, and rating. b. What conclusions can you reach concerning differences among the...

Tapley Tank Company's last dividend was $3.00. The dividend growth rate is expected to be constant at 40% for 3 years, after which dividends are expected to grow at a rate of 7% forever. Tapley's...

If a sewing machine stitches 0,6 kilometres of cloth in one hour. The rate of stitching in metres is ?

Stock Average Return St Dev Corr Coefficient Beta GM 1.5% .098 .71 1.23 F 1.4% .097 .71 1.05 1. You can split a $90,000 investment anyway you want into your two-stock portfolio (i.e., except 100% in...