Verify sample mean using calculator with mean

Assignment Help Basic Statistics
Reference no: EM1319608

The number of pups in wolf dens of the southwestern United States is recorded below for 16 wolf dens.

5

8

7

5

3

4

3

9

5

8

5

6

5

6

4

7

(a) Use a calculator with mean and standard deviation keys to verify that the sample mean is x = 5.63 pups with the sample standard deviation s = 1.78 pups.

(b) Find a 75% confidence interval for the population mean number of wolf pups per den in the southwestern United States.

Reference no: EM1319608

Questions Cloud

Appropriate computer software to verify preceding data : Use a calculator or appropriate computer software to verify that, for the preceding data, xbar = 5.1.
Expenses incurred and retained earnings relationships : Assume that retained earnings increased by $240,000 from December 31, 2005, to December 31, 2006, for Miller Corporation. During the year, a cash dividend of $140,000 was paid.
Cash flow statement and computing net cash flow : Net cash flow provided (used) by operating activities. Net cash flow provided (used) by investing activities. Net cash flow provided (used) by financing activities.
Handling the asset and threat : Propose the reasonable values for the items in risk register for this asset and threat, and offer justifications for your choices.
Verify sample mean using calculator with mean : Use a calculator with mean and standard deviation keys to verify that the sample mean is x = 5.63 pups with the sample standard deviation s = 1.78 pups. (b) Find a 75% confidence interval for the population.
Determining the probability the mean of sample : Suppose the manufacturers claim is right, determine the probability the mean of sample is 47,840 miles or less?
Given transactions for journalization on stock issue : Prepare journal entries for the transactions listed above. Prepare an updated Dec 31st trial balance, reflecting the unrecorded transaction-Prepare a multiple-step income statement for the year ending Dec 31st. Prepare a retained earnings statement f..
Objective questions based on regression : Objective questions based on regression.
Related to the polygon : Assume n=3 and P has positive area. Explain how to determine efficiently whether exactly one of the point’s q and r falls inside of P. Analyze how much time is utilized.

Reviews

Write a Review

Basic Statistics Questions & Answers

  Population standard deviations

Assume the population standard deviations are not the same. At the .05 significance level, is there a difference in the mean waiting time?

  Construct a histogram and a frequency polygon

Using the data file below, construct a histogram and a frequency polygon. Describe the shape of this distribution.

  Find the standard error

The conservative degrees of freedom for the t distribution are and The standard error, conservative degrees of freedom

  Normal distribution with given mean and standard deviation

Given length an athlete throws a hammer is a normal random variable with mean 50 feet and standard deviation five feet, what is the probability he throws it: Between 50 feet and 60 feet.

  Mean alcohol expenditures for ucm students

Use Excel and the data to test whether the mean alcohol expenditures for UCM students is equal to that of SBU students using a 1 % level of significance.

  What is the expected time until 4th failure

Determine Probability using exponential distribution.The average time between failures of a laser machine is exponentially distributed with the mean of 40,000 hours.

  Confidence interval for the population mean number

Calculate an 85% confidence interval for the population mean number of wolf pups per den at southwestern United States (US).

  Constructing confidence interval for kernels

Construct a 90 percent confidence interval for the proportion of all kernels that would not pop.

  The standard error of the difference in sample means

Find the standard error of the difference in sample means,

  A linear correlation between the two variables

Build a scatter plot, Find the value of the linear correlation coefficient r, and find the critical value of r using α=0.05. Determine whether there is sufficient evidence to support a claim of a linear correlation between the two variables.

  Probability of now tossing

Suppose you had flipped a fair coin 19 times and "tails" had come up each time. The probability of now tossing a "head" on the 20th flip would then be:

  Anything about the distribution of sample means

Assume if random samples of size n = 9 are selected can we say anything about the distribution of sample means.

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