What is the probability for a sample of 1 observation

Assignment Help Basic Statistics
Reference no: EM132045119

The fuel? consumption, in miles per? gallon, of all cars of a particular model has a mean of 28 and a standard deviation of 3.The population distribution can be assumed to be normal. A random sample of these cars is taken.

Find the probability that the sample mean fuel consumption will be fewer than 27 miles per gallon if samples of 1?, 4 and 9 are taken.

What is the probability for a sample of 1 observation

Reference no: EM132045119

Questions Cloud

What cultural factors are related to chronic hypertension : A researcher is studying factors related to hypertension. Which research question would benefit from a qualitative research approach?
Covariance between the portfolio and the market index : What is the covariance between the portfolio and the market index? What is the standard deviation of portfolio Q?
Dollar amounts for loans made to earthquake victims : The dollar amounts for loans made to earthquake victims are normally distributed with a mean of $6,000 and a population standard deviation of $1,200.
Distribution of the sample proportion of returns : Suppose that 70?% of all tax returns lead to a refund. A random sample of 100 tax returns is taken
What is the probability for a sample of 1 observation : Find the probability that the sample mean fuel consumption will be fewer than 27 miles per gallon if samples of 1?, 4 and 9 are taken.
General and special laws of multiplication : How do you calculate joint probabilities of both independent and dependent events using the general and special laws of multiplication.
What is the change in net working capital : At the same time accounts payable will increase by $50,000, accruals by $10,000 and long term debt by $100,000. What is the change in net working capital?
What is the probability that the average duration : a) 10 pregnant women are selected at random. What is the probability that the average duration of these 10 pregnancies is less than 260 days?
Discussthe transfer pricing and elaborate : Discussthe transfer pricing and elaborate on whether the Assembly Centre should buy tires from inside or outside the firm. Show your workings (130 words).

Reviews

Write a Review

Basic Statistics Questions & Answers

  Find poisson approximations to the probabilities of the

find poisson approximations to the probabilities of the following events in 500 indepen- dent trials with probability

  Officials use to determine the rejection region

What critical value should the company officials use to determine the rejection region?

  Find true proportion of students believe in haunted places

Estimate the true proportion of college students who believe in the possibilty of haunted places with 99% confidence.

  What is the interquartile range (iqr)

What is the probability of no mutant ability rounding to 3 decimal places - what is the probability of being bitten by a flea rounding to 3 decimal places?

  Find the standard deviation

A weightlifter's maximum bench press (in pounds) in each of six successive weeks was 280, 295, 275, 305, 300, 290. Find the standard deviation.

  The usa corps of engineers is considering two different

the usa corps of engineers is considering two different loaders that move large amounts of fill per load. as a result

  Calculate the sampling error using the first 5 homes in the

jeff bollinger of prudential realtors has 20 residential listings under contract. the following table shows the number

  How large a sample size is needed

Describe a situation where the sample histogram is likely to give a good indication of the population histogram based on 100 observations.

  Probability values based on normal distributionthe sony

probability values based on normal distribution.the sony corporation produces a walkman that requires two aa batteries.

  Constructed of lightweight materials and exhibit lightly

Flexible-joint robotic arms are constructed of lightweight materials and exhibit lightly damped open-loop dynamics [15]. A feedback control system for a flexible arm is shown in Figure DP9.2. Select K so that the system has maximum phase margin.

  Freshman and a history major

Suppose that a certain college class contains 42 students. Of these, 23 are freshmen, 28 are history majors, and 8 are neither. A student is selected at random from the class. (a) What is the probability that the student is both a freshman and a hi..

  Assume that a population is normally distributed with a

assume that a population is normally distributed with a mean of 100 and a standard deviation of 15. would it be unusual

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