Entries by Munene david

The values in the table below are measured maximum breadths

April 28, 2020 in /by

The values in the table below are measured maximum breadths (in millimeters) of male skulls from different epochs. Changes in head shape over time suggest that interbreeding occurred with immigrant populations. Use a 0.05 significance level to test the claim that the different epochs all have the same mean. 4000 BC: 131, 138, 125, 129, 132, 135, 132, 134, 138     1850 BC: 129, […]

 

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Week 6: t Tests Write a 2- to 3-page critique of the article. In your critique

April 28, 2020 in /by

Week 6: t Tests Write a 2- to 3-page critique of the article. In your critique, include responses to the following: Why did the authors use this t test? Do you think it’s the most appropriate choice? Why or why not? Did the authors display the data? Do the results stand alone? Why or why not? This is the article title: Application of the sheepskin […]

 

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Assume that population means are to be estimated from the samples

April 28, 2020 in /by

Assume that population means are to be estimated from the samples described. Use the sample results to approximate the margin of error and​ 95% confidence interval. Sample sizeequals =1 comma 076 1,076​, sample meanequals =​$46 comma 202 46,202​, sample standard deviationequals =​$21 comma 000   Looking for a Similar Assignment? Order now and Get 10% Discount! […]

 

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Suppose you know that the distribution of sample proportions of nonresidents

April 28, 2020 in /by

Suppose you know that the distribution of sample proportions of nonresidents in samples of 200 students is normal with a mean of 0.46 Suppose you know that the distribution of sample proportions of nonresidents in samples of 200 students is normal with a mean of 0.46 . Suppose you select a random sample of 200 […]

 

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