Ninety five percentconfidence interval for the mean

Assignment Help Basic Statistics
Reference no: EM13103932

Build a 95% confidence interval for the mean of the population from the given sample data.

Assume that the population has a normal distribution.

16.4, 15.7, 16.2, 15.8 17.1
15.8, 15.9, 16.0, 16.4 15.0

Reference no: EM13103932

Questions Cloud

Analyse the australian car manufacturing industry : Analyse the Australian car manufacturing industry by performing a 5 forces analysis and a life cycle analysis.
What is the speed of the bird : A bird is flying directly toward a stationary bird-watcher and emits a frequency of 1360 Hz. The bird-watcher, however, hears a frequency of 1430 Hz. What is the speed of the bird, expressed as a percentage of the speed of sound?
Compute the minimum possible cycle time : The maker of the world famous chocolate chip cookies needs to design a product layout for a new product, mint chocolate chip. the company plans to use this new production line eight hours a day in order to meet projected demand of 1,440 cases per day..
With what velocity will she hit the water : Mary runs off a diving board with a velocity of 1.7 m/s in the horizontal direction. If the water surface is 2 meters below the board: A. how long will it take for her to hit the water B. where will she hit the water C. With what velocity will she..
Ninety five percentconfidence interval for the mean : Build a 95% confidence interval for the mean of the population from the given sample data.
By what factor is one expansion greater than the other : Two equal length strips of aluminum and steel are heated. Which expands more? How much more - that is, by what factor is one expansion greater than the other?
At what speed does a transverse wave move along the cable : A steel cable has a cross-sectional area 3.44 × 10-3 m2 and is kept under a tension of 3.33 × 104 N. The density of steel is 7860 kg/m3. Note that this value is not the linear density of the cable. At what speed does a transverse wave move along t..
Compute the appropriate reorder point quantity : A newspaper publisher uses roughly 850 feet of baling wire each day to secure bundles of newspapers while they are being distributed to carriers.
How much energy might you lose in one week : In extremely cold weather conditions where the inside thermostat is set to 27 C and the outside temperature is -20 C, your 1200 square ft house might lose heat through the walls at a rate of 4000 W.

Reviews

Write a Review

Basic Statistics Questions & Answers

  Decision rule in chicken delight claims

Chicken Delight claims that 84 percent of its orders are delivered within 10 minutes of the time the order is placed. A sample of 70 orders revealed that 55 were delivered within the promised time.

  Joint-marginal-conditional probabilities

Determine the probability that she lives in an all electric home?

  Eff ective in detecting a disease

A lab test is 95% eff ective in detecting a disease. The test gives a false positive (reports the patient has disease when they do not) for 1 % of the healthy population tested.

  Computing coefficient of determination

In a regression analysis, the sum of the squared deviations between y and y-bar is SST = 200.0. If the sum of the squared deviations about the regression line is SSE + 40.0, what is the coefficient of determination?

  Calculate percentile-coefficient of variation-range

Using the following 12 numbers (12, 34, 23, 10, 9, 45, 14, 34, 12, 13, 13, 35), calculate 1. the median 2. the mode 3. the mean

  Determining normal probability of wooden dowel

The diameters of a wooden dowel produced by a new machine are normally distributed with a mean of 0.55 inches and a standard deviation of 0.01 inches. What percent of the dowels will have a diameter less than 0.57?

  Critical value approach for mathematical model

At the 0.05 level of significance, using the critical value approach, is there evidence to suggest that the new mathematical model has improved process performance?

  Estimate of the standard deviation

sketch a histogram showing the population distribution - locate value of the population mean in your sketch and make an estimate of the standard deviation.

  Determining sample as representative of population

In exercise identify (a) sample and (b) population. Also, find whether sample is likely to be representative of population.

  Difference in the average waiting time between two shops

Using a 1% level of significance, can we say that there is a difference in the average waiting time between the two shops? Find the critical value(s).

  Determine the equation of the line

You are estimating the cost ($K) of optical sensors based on the power output of the sensor. Using the preliminary calculations from a data set of 8 sensors, determine the equation of the line. (Round your intermediate calculations to 3 decimal pl..

  Sample size when increasing the confidence level

Comparing the results from (a) and (e), what happens to the required sample size when we increase the confidence level?

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