Find the probablilty that a car has gas mileage in range

Assignment Help Basic Statistics
Reference no: EM13149007

The average gas mileage of a certain model car is 28.0 miles per gallon. If the gas mileages are normally distributed with a standard deviation of 0.45 miles per gallon, find the probablilty that a car has a gas mileage of between 27.8 and 28.2 miles per gallon.

Reference no: EM13149007

Questions Cloud

Ammonium hydrogen sulfide decomposes on heating : Ammonium hydrogen sulfide decomposes on heating NH4HS(s) NH3(g) + H2S(g) If Kp for this reaction is 0.11 at 298 kelvins (with pressures in atmospheres)
Realizable value for the receivables : What is the doubtful account expense for the year ended December 31, 2009 if the Accounts receivable at December 31, 2009 is $440, the Allowance for Doubtful Accounts at January 1, 2009 is $64, the Accounts written off as uncollectible during the ..
Determine amount using the parent company theory : On December 31, 2009, Rudd Company purchased 80 percent of the common stock of Wilton Company. At the time, Rudd held land with a book value of $100,000 and a fair value of $260,000; Wilton held land with a book value of $50,000 and fair value of ..
What is the empirical formula : burning 0.43g of the compound X (only contain C,H,O)in excess oxygen gives 1.10g of CO2 and 0.45g of H2O. what is the empirical formula?
Find the probablilty that a car has gas mileage in range : A standard deviation of 0.45 miles per gallon, find the probablilty that a car has a gas mileage of between 27.8 and 28.2 miles per gallon.
Define the expression for the rate of the reation : determine the expression for the rate of the reation in terms of the change in concetration of each of the reatants and products.
Tax consequences for christie : During 2009, CCP earns an income of $90,000, and Christie withdraws $30,000 in cash from the partnership. In 2010, CCP suffers a loss of $30,000, and Christie withdraws $10,000. What are the tax consequences for Christie of this investment in 2009..
Which reactant is the limiting reactant : Silver nitrate reacts with ferric chloride to give silver chloride a ferric nitrate. In a particular expriment, it was planned to mix a solution .
Correlation in number of barrels of sold rum-churches built : Rum that were sold and the number of churches that were built. What do you think the explanation for this correlation might be?

Reviews

Write a Review

 

Basic Statistics Questions & Answers

  Determining histogram and frequency polygon

The following frequency distribution reports the number of frequent flier miles, reported in thousands, for employees of Brumley Statistical Consulting, Inc. during the first quarter of 2004.

  Probability and variance-cell phone

The cell phone industry is growing at a rapid pace. Current estimates suggest that 60% of people have cell phones. Suppose 25 people were randomly and independently sampled.

  Confidence interval for mean difference in blood pressure

Systolic blood pressure are mesaured at baseline and again 4 weeks later. Computed 95% confidence interval for the mean difference in blood pressure over 4 weeks.

  Determining the p-value of two random group

The 97.5% CI for mean changes in Group B minus mean change in Group A is (-4.7 to -0.9). Suppose we want to compute a two-sided p-value to compare the two groups.

  Normal distribution with respect to wear

A tire company test a particular model of tire and found the tires to be normally distributed with respect to wear. The mean was 28,000 miles and the standard deviation was 2500 miles. If 2000 tires are tested, about how many are likely to wear ou..

  Required probabilities based on normal distribution

To find z-score and required probabilities based on Normal distribution. Assume that childrens weekly allowances are normally distributed in the population.

  Non parametric test using kruskal wallis

Using a 1% level of significance, can the hypothesis that the distributions for the student's scores are identical be accepted?

  Statistics hypothesis testing-levels of significance

Based on the information in part (a), what decision should the director make about the books used for the courses if the goal is to keep the cost below $300.00?

  Find mean allowance for us teenagers is most likely value

While some teenagers received no allowance, others reported receiving $200 per week. Based on this information, the mean allowance for U.S. teenagers is most likely 0 $50.

  Find students weigh less than one hundred twenty eight pound

How many students weigh less than 128 pounds? b) how many students weigh more than 165 pounds? c)how many students weigh between 135 and 165 pounds?

  Effect of question content and wording for response strategy

How do question content and wording, response strategy, and preliminary analysis planning affect question construction?

  Determining algebra and graphing

A person is planning on saving money according to a rigid savings schedule. Saving plan A is to make an initial deposit of $400 and then deposit $20 per month into the account.

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd