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: Let μ be the population mean GPA of night students. The claim is that the mean GPA of night students…

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A: The claim is that for a smartphone​ carrier's data speeds at​ airports, the mean is μ=16.00.

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A: “Since you have posted a question with multiple sub parts, we will provide the solution only to the…

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A: Given Claim: the mean GPA of night students is larger than the mean GPA of day students at the 0.10…

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A: GivenThe null and alternative hypothesis isH0:p≤0.5Ha:p&gt;0.5

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A:

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A: From the provided information,

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

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

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

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A:

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A: P value = 0.1147Give decision about  for given significance level :

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

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A: Here we have  to find the​ P-value for the hypothesis test described below. The claim is that for 12…

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A: It is given that the A researcher collects a sample of bees in order to test if the average size of…

Q: Test the claim that the mean GPA of night students is smaller than the mean GPA of day students at…

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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Q: Illustrate the null hypothesis for a correlated t test?

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Q: Average fishermen catch u=8.6  fish per day.  New quota results in following catch per day: 12, 6,…

A: Null Hypothesis: H0:μ=8.6 Alternative Hypothesis: H1:μ≠8.6 For the sample values,  x¯=7.3571, from…

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Q: The null and alternative hypotheses are given. Determine whether the hypothesis test is left-tailed,…

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

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

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: We have to find out type of hypthesis test...

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

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A: The objective of the question is to identify the correct condition under which we would accept the…

Q: A null and alternative hypothesis are given. Determine whether the hypothesis test is​ left-tailed,…

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Q: Conduct the following test at the a = 0.05 level of significance by determining (a) the null and…

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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…

A:

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