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A population has a standard deviation of o = 24.
a. On average how much difference should exist between the population mean and the sample mean for n = 4 scores randomly selected from the population?
b. On average, how much difference should exist for a sample of n = 9?
c. On average, how much difference should exist for a sample of n = 16 scores?
Consider the following time series data.Week 1 2 3 4 5 6Value 18 13 16 11 17 14Using the naive method (most recent value) as the forecast for the next week
using the information provided indicate which statistical test you think should be used for each of the following
6 are won by peace and 4 are won by queen and 2 end in a draw. they agree to play a tournament consisting of 3 games. Find the probability that: 2 games end in a row.
city a has a mean family income of 65000 with a standard deviation of 2000. it also has proportion unemployed of .1. a
How large a sampl.e is needed to estimate the true proportion of home owners who have vegetable gardens to within 4 percentage points with 95% confidence?
suppose n has a binomial distribution with n trials and success rate p while x has binomial distribution with n trials
If the standard deviation is $11,200, what can you say about the percentage of these workers who earn how likely is it that someone earns more than $100,000?
Find the probability that a man and woman are watching the schow at the same time. (This question confused me because it sounds like the statement I just wrote before this one)
In the past, Judy Holmes's tire dealership sold an average of 1,000 radials each year. In the past two years, 200 and 250, respectively, were sold in fall, 350 and 300 in winter, 150 and 165 in spring, and 300 and 285 in summer.
An analysis of variance was used to evaluate the mean differences from a repeated-measures research study. The results were reported as F(3,24)=6.40.
let x be the discrete r.v. with the following probability distribution.a calculate ex.b calculate micro.c calculate
a pizza house is considering offering the following special pizza delivered in less than 30 minutes or the pizza is
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