You wish to test the following claim (HaHa) at a significance level of α=0.01α=0.01. Ho:μ=85.7Ho:μ=85.7 Ha:μ You believe the population is normally distributed, but you do not know the standard deviation. You obtain the following sample of data: data 81.5 87.9 81.1 82.1 68.3 67.2 95.1 90.3 82.3 80.1 86.9 What is the critical value for this test? (Report answer accurate to three decimal places.)critical value = What is the test statistic for this sample? (Report answer accurate to three decimal places.)test statistic = The test statistic is... in the critical region not in the critical region This test statistic leads to a decision to... reject the null hypothesis accept the null hypothesis fail to reject the null hypothesis As such, the final conclusion is that... There is enough evidence to show that the population mean is not less than 85.7. There is not enough evidence to show that the population mean is not less than 85.7. There is enough evidence to show that the population mean is less than 85.7. There is not enough evidence to show that the population mean is less than 85.7.

You wish to test the following claim (HaHa) at a significance level of α=0.01α=0.01. Ho:μ=85.7Ho:μ=85.7 Ha:μ

You wish to test the following claim (HaHa) at a significance level of α=0.01α=0.01.

Ho:μ=85.7Ho:μ=85.7
Ha:μ<><>

You believe the population is normally distributed, but you do not know the standard deviation. You obtain the following sample of data:

data
81.5
87.9
81.1
82.1
68.3
67.2
95.1
90.3
82.3
80.1
86.9

What is the critical value for this test? (Report answer accurate to three decimal places.)
critical value =

What is the test statistic for this sample? (Report answer accurate to three decimal places.)
test statistic =

The test statistic is...

in the critical region

not in the critical region

This test statistic leads to a decision to...

reject the null hypothesis

accept the null hypothesis

fail to reject the null hypothesis

As such, the final conclusion is that...

There is enough evidence to show that the population mean is not less than 85.7.

There is not enough evidence to show that the population mean is not less than 85.7.

There is enough evidence to show that the population mean is less than 85.7.

There is not enough evidence to show that the population mean is less than 85.7.

Jun 09, 2022

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You wish to test the following claim (HaHa) at a significance level of α=0.01α=0.01. Ho:μ=85.7Ho:μ=85.7 Ha:μ

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