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Compare the mean for the heights of males which is 69.78 and the mean for the heights of females which is 67.08. Compare the values and explain what can be concluded based on the numbers.
This assignment involves displaying an understanding of an independent t-test. Based on my hypothetical research question: What do early childhood educators report about their experiences with fathers' involvement in their programs?
A run chart is developed that confirms process stability. The level of significance is chosen to be 0.01. (a) Is there evidence to suggest that the process average differs from the target value?
What is Dutch book argument for the first axiom of probability (the one that says that the probability of a sentence is never less than 0 or more than 1)?
1. in this exercise we will be building regression models for predicting house prices. we will be using data collected
With this information, by constructing a 2 by 2 table, compute the predicative value positive and predictive value negative of the ELA in hypothetical population of 1000000 blood donors.
Dertermine the probability that a male is a Major or a Colonel?
Enzymatic method: 13.1, 12.7, 12.6, 13.3, 13.3. GC method: 13.5, 13.3, 13.0, 12.9. Does the enzymatic method give the same value as the GC method at the 95% confidence level?
Determine the probability the sample of 40 will have a sales average less than $400,000.
Find the degrees of freedom for unequal variance test. (Round down your answer to the nearest whole number.) State the decision rule for .05 significance level. (Round your answer to 3 decimal places.)
The random variable "x" is the number of times he wins in 20 attempts at the game. Find the mean and std dev. for this experiment.
Compute a 95% confidence interval for the population mean, based on the sample 32, 38, 31, 34, 35, 32, and 36. Change the number from 36 to 14 and recalculate the confidence interval. Using the results, describe the effect of an outlier or extreme..
Determine whether descriptive or inferential statistics have been used in the statement below:
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