a- identify the hypothesis test as being two-tailed, left-tailed or right tailed b- Find the P value c- Using a significance level of a=0.05, should we reject Ho or should we fail to reject Ho?

Q: The test statistic of z = 1.82 is obtained when testing the claim that p = 0.674. a. Identify the…

A: Solution: Given information: Test statistic: z = 1.82 Claim: p≠0.674 To test the hypothesis…

Q: The test statistic of z = 1.53 is obtained when testing the claim that p 0.414. a. Identify the…

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Q: The test statistic of z=2.15 is obtained when testing the claim that p≠0.752. a. Identify the…

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Q: Which of the following would be strong evidence against the null hypothesis? a. a larger P-value p.…

A: It is known that if the p-value is less than the level of significance, the null hypothesis gets…

Q: Use the calculator displays to the right to make a decision to reject or fail to reject the null…

A: We have given that          μ0​:60     z=−2.53546276   σ​:5.25…

Q: A store manager hypothesizes that the average number of pages a person copies on the store’s copy…

A: The provided information is   n=50 α=0.01 1. The null hypothesis is Ho:µ=40 E. = 2. The alternative…

Q: In conducting a significance test, is it easier or harder to reject the null hypothesis when the…

A: Decision rule :Reject Null hypothesis if z statistic > zα/2 critical value at α level of…

Q: The test statistic of z 1.12 is obtained when testing the claim that p>0.3. a Identify the…

A: (a). Null and alternative hypotheses: The investigator is specifically interested to test the claim…

Q: btained when testing the claim that p > 0.5. Identify the hypothesis test as being​ two-tailed,…

A: (1) A hypothesis is said to be one (or right-tailed) if the population parameter is greater than…

Q: g. With which p level-0.05 or 0.01 reject the null hypothesis? Explain.

A: While conducting a Z-test, the 6 steps of hypothesis testing are: i) Identifying the population and…

Q: analyst tested the null hypothesis µ ≥ 30 against the alternative hypothesis that µ  0.05 0.05 0.07…

A: Here we want to know level of significance to reject the null hypothesis.

Q: The test statistic of Z equals 1.52 is obtained when testing the claim that p> 0.8 A identity…

A: Z=p-p^p^(1-p^)n=1.52α=0.05

Q: The test statistic of z=2.99 is obtained when testing the claim that p≠0.814. a. Identify the…

A: a)  H1:p≠0.814  ( Not equal to sign means  TWO - TAILED)   =======================================…

Q: The test statistic of z=1.90 is obtained when testing the claim that p>0.8. a. Identify the…

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Q: The test statistic of z=0.61 is obtained when testing the claim that p>0.4. a. Identify the…

A: Given that,Z score = 0.61 is obtained when testing the claim that p > 0.4

Q: With H1: p < 0.32, a test statistic is z = -1.23.  Use a 0.01 significance level to find the…

A: Given that,null,  Ho:p=0.32  alternate,  H1: p&lt;0.32level of significance, alpha = 0.01

Q: he test statistic of z=1.31 is obtained when testing the claim that p≠0.551.   a. Identify the…

A: From the provided information, a) Hypotheses are as follow: H0: p = 0.551 H1: p ≠ 0.551 The…

Q: "Trydint" bubble-gum company claims that 3 out of 10 people prefer their gum to "Eklypse". Test…

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Q: Use the given information to find the P-value. Also, use a 0.05 significance level and state the…

A: The p-value is obtained by using Excel.

Q: The test statistic of z= 1.19 is obtained when testing the claim that p> 0.3. a. Identify the…

A: a. Different null and alternative hypotheses can be defined as given below Two tailed test: Left…

Q: The test statistic of z = 1.41 is obtained when testing the claim that p> 0.8. a. Identify the…

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Q: The test statistic of z=1.19 is obtained when testing the claim that p>0.4. a. Identify the…

A: If the alternate hypothesis has the sign = then two tailed test is conducted. If the alternate…

Q: Use the given information to find the P-value.  Also, use a 0.05 significance level and state the…

A: Express the hypothesis test H0:p=35H1:p≠35 Given that, z=0.78. The probability curve of the required…

Q: (a) in testing hypotheses, which of the following would be strong evidence against the null…

A: We have given the following statements about the hypothesis.  Note: According to Bartleby expert…

Q: The test statistic of z=1.93 is obtained when testing the claim that p>0.2. a. Identify the…

A: From the provided information, a) The hypotheses can be constructed as: H0: p = 0.2 H1: p &gt; 0.2…

Q: The test statistic of z=1.39 is obtained when testing the claim that p≠0.548.   a. Identify the…

A: (a)   State the hypotheses. That is, the true population equals 0.548. That is, the true…

Q: The test statistic of z=1.50 is obtained when testing the claim that p≠0.427. Identify the…

A: GivenTest statistic(z)=1.50claim is p≠0.427

Q: The test statistic of z = 2.05 is obtained when testing the claim that p > 0.4. Identify the…

A: The test statistic is z=2.05 The claim is p &gt; 0.4 α=0.10

Q: The test statistic of z=2.77 is obtained when testing the claim that p≠0.684. a. Identify the…

A: (a) The null and alternative hypothesis is, Level of significance, α=0.10 The type of test is two…

Q: Use the calculator displays to the right to make a decision to reject or fail to reject the null…

A: GIven, The null and alternative hypothesis Ho: μ0​:50 Ha : μ0:≠50  (two-tailed  test) test…

Q: Match each of the hypothesis test conclusions below to the corresponding p-value.…

A: To decide on the hypothesis testing we compare the p-value with the level of significance.…

Q: The test statistic of z=0.56 is obtained when testing the claim that p>0.8. a. Identify the…

A: Given,   Test Statistic: z =0.56   Claim: p&gt;0.8

Q: Based on certain data, a null hypothesis is rejected atthe 0.05 level of significance. Would it also…

A: Concept of p-value: The p-value in hypothesis testing is the probability of obtaining a test…

Q: The test statistic of z equals=0.99 is obtained when testing the claim that p greater than &gt;0.2…

A: Given information- Significance level, α = 0.01 The value of test statistics is z = 0.99 Null…

Q: The p-value was reported to be small, so we would reject the null hypothesis at a 5% level and…

A: A random sample of 80 junior hockey league players in 2018 was taken. The NHL claims that there is…

Q: In each part, we have given the value obtained for the test statistic, z, in a one-mean z-test.We…

A: (a)P-value:

Q: The test satistic of z=-2.81 is obtaines when testing the claim that p=2/3. a. Using a significance…

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Q: The test statistic of z=1.75 is obtained when testing the claim that p>0.8. a. Identify the…

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Q: The test statistic of z = 2.25 is obtained when testing the claim that p> 0.1. a. Identify the…

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Q: Lillie conducts a hypothesis test and calculates that her sample results have a p-value of .0043,…

A: Given: p value = 0.0043 Assumed level of significance α=0.05

Q: A fast-food restaurant claims that a small order of french fries contains 120 calories. A…

A: H0: μ = 120 H1:μ &gt; 120 ________________________ When Ho is true , P-value is the probability that…

Q: c. After conducting the appropriate significance test, the test statistic was found to be -1.26.…

A: Given,sample size(n)=10sample mean(x¯)=63standard deviation(s)=5.01α=0.05H0:μ=65H1:μ≠65and test…

Q: Use the given information to find the p-value. Also, use a 0.05 significance level and state the…

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Q: The test statistic of z = 2.08 is obtained when testing the claim that p> 0.3. a. Identify the…

A: a. The claim indicates the greater than symbol this shows that the hypothesis test is being…

Q: Use the calculator displays to the right to make a decision to reject or fail to reject the null…

A: P value = 0.00316276 α=0.05

Q: If, in a​ one-tail hypothesis test where H0 is only rejected in the upper​ tail, the p-value=0.6792…

A: Given information: In a​ one-tail hypothesis test where H0 is only rejected in the upper​ tail, the…

Q: The test statistic of z = 1.26 is obtained when testing the claim that p > 0.2. a. Identify the…

A: Given: Test statistic (z)= 1.26 Alternative hypothesis: Ha:p&gt;0.2

Q: The test statistic of z 1.26 is obtained when testing the claim that p>0.2. a. Identify the…

A: a. The test statistic of z=1.26 and the claim of the test is p&gt;0.2. The claim shows the symbol…

Q: The test statistic of z=0.74 is obtained when testing the claim that p≤0.3.   a. Identify the…

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Q: The test statistic of z=1.851.85 is obtained when testing the claim that p ≠0.615 a. Identify the…

A: (a)The alternative hypothesis does not state whether the proportion is less than 0.615 or greater…

2-Proportion Test

In a 2-proportion test, two separate proportions are measured at the same time, and their similarity is evaluated. It is also known as a 2-proportion z-test, and a comparison of two different proportions is done in this method.