For each of the following situations find an interval that, Ask an Expert

Economics

For each of the following situations, find an interval that contains (approximately or exactly) 99.73 percent of all the possible sample means. In which cases must we assume that the population is normally distributed? Why?

(a) µ = 10, σ = 2, n = 25.

(b) µ = 500, σ = .5, n = 100.

(d) µ = 100, σ = 1, n = 1,600.

View complete question

Business Economics, Economics

Category:- Business Economics
Reference No.:- M91711268

Have any Question?Write your Review or question?

Related Questions in Business Economics

Couriers such as ups and fedex complete on service and

Couriers such as UPS and FedEx complete on service and price. One way to reduce cost is to keep labor cost low by hiring and laying off workers to meet the demand. This strategy requires managers to hire and train new wo ...

Consider the following series of paymentsyear 0 20year 1

Consider the following series of payments: Year 0: 20 Year 1: 30 Year 2: 40 Year 3: 10 Year 4: 5 Using an interest rate of 10%: a. What is the present value of this series of payments? b. What is the future value of this ...

What exactly does the z score explain about the data set

What exactly does the z score explain about the data set? Does it matter if the z score is positive or negative?

Ernies utility function isnbspuxnbspy 32xy he has 10 units

Ernie's utility function is U ( x , y ) = 32 xy . He has 10 units of good x and 8 units of good y. Waldo's utility function for the same two goods is U ( x , y ) = 3 x + 5 y . Waldo has 9 units of x and 13 units o ...

Q1 the market for apples is perfectly competitive say a

Q1. The market for apples is perfectly competitive. Say a typical firm has a marginal cost function of MC(q) = 2q. (1) The optimal quantity of apples to produce is 10 for the typical firm. How much revenue does the firm ...

Assume that your business firm is a price taker and that

Assume that your business firm is a price taker and that the company sells widgets at $10 apiece. Your firm is maximizing profits. One of your engineers discovers the presence of a substitute input that enables you to cu ...

Four balls are independently projected onto one target the

Four balls are independently projected onto one target, the probability of a hit for each is P1 = 0.1 , P2 = 0.2 , P3 = 0.3 , P4 = 0.4. What are the probabilities P04, P14, P24, P34, P44 that zero, one (1), two (2), thre ...

Each of 30 teams in a league has a demand for generic

Each of 30 teams in a league has a demand for generic advertising of Q = 260 - 4P. Price is measured in thousands of dollars. Ads cost $510,000 each. How many ads will the teams want to purchase as a group?

A binomial process has 892 trials and a probability of

A binomial process has 892 trials and a probability of success of .78 what is the standard deviation of this process distribution?

Below are the supply and demand schedules for fresh coffee

Below are the supply and demand schedules for fresh coffee in Vancouver: Price ($/cup) Quantity Demanded (cups/day) Quantity Supplied (cups/day) 1 440 330 2 415 360 3 390 390 4 365 420 5 340 450 6 315 480 7 290 510 a. Wh ...

4,153,160 Questions Asked
13,132 Experts
2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Recent Questions

Ask Business Economics Expert