Section of a statistics class containing student

Assignment Help Basic Statistics
Reference no: EM13240513

3 section of a statistics class containing 28,32 and 35 students averaged 83,80 and 76 respectively on same final exam. what 's the combined population means of all the 3 sections ?

Reference no: EM13240513

Questions Cloud

How did socrates'' view of the good : How did Socrates' view of the good, true, and just disagree with that of the Sophists?
Can we conclude that those joining weight reducers : A new weight-watching company, Weight Reducers International, advertises that those who join will lose, on the average, 10 pounds the first two weeks with a standard deviation of 2.8 pounds
Why were athenian citizens endowed with so much leisure time : Why were the Athenian citizens endowed with so much leisure time
What limit does this place on the numerical value for n : One of Einstein's postulates says that nothing travels faster than the speed of light in a vacuum, c, what limit does this place on the numerical value for n
Section of a statistics class containing student : 3 section of a statistics class containing 28,32 and 35 students averaged 83,80 and 76 respectively on same final exam. what 's the combined population means of all the 3 sections ?
Tanjore assimilating knowloge frome foriegn cultures : How were indians in Tanjore assimilating knowloge frome foriegn cultures before the arrival of the French and the British?
A chemical reaction to be non-spontaneous at any temperature : For a chemical reaction to be non-spontaneous at any temperature, which of the following conditions must be met
Obtain the empirical influence function for the mean : Obtain the empirical influence function for the mean and sketch its influence curve. What does this influence function tell you about the mean (hint: try x = 5 or x
Complicated than black-figure vases to create : Why are red-figure vases more complicated than black-figure vases to create?

Reviews

Write a Review

Basic Statistics Questions & Answers

  Slope that minimizes the sum of squared deviations

Eestimated values of the dependent variable observed values of the dependent variable and the estimated values of the dependent variable None of these answers is correct.

  Find required sample size in order to meet desired accuracy

The clinic estimates that the true population standard deviation is around $2,100. If the confidence level is 95%, find the required sample size in order to meet the desired accuracy.

  Test software package reduced average time for deliveries

Since purchasing the software the average delivery time over twenty delivery days was 8.6 hours. At the 0.05 level of significance, test whether the software package has reduced the average time it takes to complete deliveries.

  Significance level for number of units produced

At the .05 significance level, is the number of units produced on the afternoon shift larger?

  Area and visiting other state are dependent

Out of 1000 people surveyed, 600 belonged to urban areas and rest to rural areas. Among 500 who visited other states , 400 belonged to urban areas. Test 5 % level of significance whether area and visiting other state are dependent.

  Determining the probability of selecting people at arbitrary

If we were to ask three people at arbitrary, determine the probability that they will all prefer punk rock?

  Design and model resulting from analysis

An experiment is designed using three levels of ground clutter and two filter types. The experiment is performed by randomly selecting a treatment combination

  Probelm related to binomial distribution

The probability that Pete will catch fish when he goes fishing is .8. Pete is going to fish three days next week. Define the random variable x to be the number of day Pete catches fish. (hint. binomial distribution)

  Find probability that sample mean exceed one hundred four

If 9 measurements are randomly selected from this population, what is the probability that the sample mean will exceed 104?

  Find probability that american spent more per year on books

If the standard deviation of the amount spent on books is $8.42, find these probabilities for a randomly selected American. Put answer in percent form.

  Control limits for mean and range

Determine the control limits for the mean and the range. Plot the control limits for the mean outside diameter and the range.

  Find test value to spent on textbooks in term

Seniors as to how much they spent on textbooks in that term. The bookstore believes that the two groups spend the same amount. What is the test value?

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