A null and alternative hypothesis are given. Determine whether the hypothesis test is​ left-tailed, right-tailed, or​ two-tailed.   H0​: σ ≥ 4.4 Ha​: σ < 4.4 What type of test is being conducted in this​ problem?     A. Two​-tailed test   B. Left​-tailed

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A: n1=80, n2=20, level of significance ɑ=0.005

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A: Given n1=25 X1bar=2.48 S1=0.07 n2=30 X2bar=2.46 S2=0.05

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A: given data, claim:μ=16.00n=12df=n-1=12-1=11t=2.292p-value =?

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A: Introduction: It is required to identify the correct null and alternative hypotheses.

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A: From the provided information, n1=30x1=3.02s1=0.02n2=30x2=3.03s2=0.03 Level of significance (α) =…

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A: We have give the following statement about the null hypothesis, and alternative hypothesis.

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A: Given that  Population proportion p=11%=0.11 Population mean μ =20000

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A: Type I error : Reject the null hypothesis when the research hypothesis is false.

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Q: Describe the type I error. Choose the correct answer below.

A: Here use basic of type 1 error and type 2 error

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A: From the provided information,The null and alternative hypotheses are given as:

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A: Research in biology collected a sample of bees.They want to test if the average size of bees is…

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A: Given, the claim is μ&gt;98.6  n=3, t=1.175.

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Q: The​ P-value for a hypothesis test is shown. Use the​ P-value to decide whether to reject H0 when…

A: Given that,P-value (p)= 0.0277

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A: Given that,possible chances (x)=30sample size(n)=125success rate ( p )= x/n = 0.24success…

Q: Use technology to find the​ P-value for the hypothesis test described below.   The claim is that for…

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Q: Test the claim that the mean GPA of night students is significantly different than the mean GPA of…

A: Givenn1=30x1=2.68s1=0.3n2=40x2=2.61s2=0.2significance level(α)=0.02