Estimate and write out the probability distribution of x

Assignment Help Applied Statistics

Reference no: EM13911787

1. Recall from Example 5.5 that Sound City also sells the ClearTone-400 satellite car radio. For this radio, historical sales records over the last 100 weeks show 6 weeks with no radios sold, 30 weeks with one radio sold, 30 weeks with two radios sold, 20 weeks with three radios sold, 10 weeks with four radios sold, and 4 weeks with five radios sold. Estimate and write out the probability distribution of x, the number of Clear Tone-400 radios sold at Sound City during a week.

2. Use the estimated probability distribution in Exercise 5.8 to calculate m , s2, and s .

3. Use your answers to Exercises 5.8 and 5.9 to calculate the probabilities that x will lie in the intervals [mx ± sx], [mx ± 2sx], and [mx ± 3sx].

Text Book: Business Statics in Practice By BOWERMAN.

Reference no: EM13911787

Questions Cloud

What would be the percentage change in the price of bond : Both Bond Sam and Bond Dave have 6 percent coupons, make semiannual payments, and are priced at par value. Bond Sam has three years to maturity, whereas Bond Dave has 20 years to maturity. If interest rates suddenly rise by 2 percent, what is the per..

What is a discrete probability distribution : What is a discrete probability distribution? Explain in your own words. What conditions must be satisfied by the probabilities in a discrete probability distribution? Explain what these conditions mean.

Conduct a chi-square goodness of fit test : A sample of 148 student smartphone users showed the 30 owned a smartphone with a large screen (4 inches or greater), 75 owned a smartphone with a medium-sized screen (between 3.5 and 3.9 inches) and 43 owned a smartphone with a small screen (less ..

Bond is premium bond making semiannual payments : Bond X is a premium bond making semiannual payments. The bond pays a 10 percent coupon, has a YTM of 8 percent, and has 20 years to maturity. Bond Y is a discount bond making semiannual payments. what do you expect the price of these bonds to be one ..

Estimate and write out the probability distribution of x : Estimate and write out the probability distribution of x, the number of Clear Tone-400 radios sold at Sound City during a week.

How much is due at maturity : Andres Michael bought a new boat. He took out a loan for $24,420 at 2.75% interest for 4 years. He made a $4,850 partial payment at 4 months and another partial payment of $2,810 at 9 months. How much is due at maturity?

Products sold were snow blowers and lawn mowers : Products sold were snow blowers and lawn mowers. Each product sold for $700. Purchases during 2013 were as follows:

Portfolio expected return beta : Calculate the expected return of portfolio A with a beta of 1.5. What is the alpha of portfolio A. (Negative value should be indicated by a minus sign.)

Analysis of liquidity and profitability measures of apple : The following summarized data (amounts in millions) are taken from the September 24, 2011, and September 25, 2010, comparative financial statements of Apple Inc., a manufacturer of personal computers, portable digital music players and mobile communi..

User Account

All Pages