if alpha is 1%, find the critical value (z-score)

Q: You are performing a two-tailed test. If α=.005α=.005, find the positive critical value, to two…

A:

Q: If I have a sample of 25 people what is my T-threshold for a two-tail test and an alpha of 0.05…

A: Given: Sample size (n)=25 Level of significance α=0.05%

Q: Degrees of freedom is 28, and significance level is 2.5%, the critical value of X2 from the table…

A:

Q: Based on a sample of 20 men, 40% owned cats Based on a sample of 20 women, 65% owned cats The test…

A: Given problem is :

Q: If at -score is calculated to be -2.03 and our critical values are -2.365 and 2.365, what decision…

A:

Q: Find the t values that form the boundaries of the critical region for a two-tailed test with α =…

A: The sample sizes are 10 and 12.

Q: Determine the critical value if given: n = 30;  HA : µ > 5 and level of significance is 4%.

A: Given : n = 30  significance level,α = 4 % = 0.04  The null and alternative hypothesis is  Ho : u =…

Q: If the alpha level is changed from a 0.05 to a = 0.01, what happens to the critical region and what…

A: Type I error: The type I error occurs when rejecting the null hypothesis when it is true. It is…

Q: You are performing a left-tailed test. If α=.05, find the critical value, to three decimal places.

A:

Q: You are performing a two-tailed test. If α=.02α=.02, find the positive critical value, to two…

A:

Q: Assuming alpha level is held constant, if someone does a one-tailed test the critical value will…

A: Here, we use  the concept of hypothesis testing....  When alpha is constant.       (Given)

Q: A researcher tests reaction time of each group of 14 individuals twice once while in a very hot room…

A: t-test for independent means: When two groups of people who are not dependent on each other are…

Q: If I am conducting a one-tailed z test and my risk is 1% what should my critical value be?

A: From the provided information, The level of significance (α) = 1% that is 0.01 The test is one…

Q: How the critical value for a test is related to the specified alpha leve

A: In hypothesis testing, a critical value is a point on the test distribution that is compared to the…

Q: You are performing a right-tailed test. If α=.001α=.001, find the critical value, to four decimal…

A: For two-tailed consider  α2 = 0.0025

Q: You are performing a two-tailed matched-pairs test with 29 pairs of data. If a = 0.02, find the…

A:

Q: To deal with the phenomenon of alpha inflation when doing multiple t-tests, what post-hoc tests such…

A: In Bonferroni Correction , first divide the desired alpha level by the number of comparisons.

Q: What is the critical value? What is the p-value?

A: T test are used to measure the mean significance between the sample and population. It used when the…

Q: You conduct a one-factor ANOVA with 3 groups and 10 subjects in each group (a balanced design). Use…

A: There are 3 groups and 10 subjects in each group. That is, k=3 and n=3*10=30 numerator degrees of…

Q: if your test statistic is more extreme (farther from 0) than the critical value, and has the same…

A: Rejection rule: If the test statistic for right tailed test is greater than the critical value, then…

Q: Normal and special cause variation are managed very differently. How would you know which type you…

A: The natural phenomena that are observed in terms of fluctuation in a process output may be described…

Q: You are performing a two-tailed test. If α=.001α=.001, find the positive critical value, to three…

A:

Q: What is the critical difference? Is (P)Less than or greater than .05?

A:

Q: Define the alpha level and the critical region, and explain how they are related.

A: Alpha : The chance of rejecting the null hypothesis when it is true is known as the significance…

Q: The test statistic is t = ___. Critical value(s) is _____.

A:

Q: You are performing a two-tailed matched-pairs test with 19 pairs of data. If α=0.1α=0.1, find the…

A: The sample size n is 19.

Q: How do I find the critical values for: “is there a doctor in the house?”

A: Given, population mean=178258 sample mean=191350 sample S.D=42897 n=59

Q: value that form the boundaries of the critical region for a two-tail

A: The degrees of freedom for the repeated measures t statistic can be calculated as:  DF = n-1 Here,…

Q: Using the z-table, find the critical value with α = 0.10 for a left-tailed test.

A:

Q: You are performing a two-tailed test. If α=.001α=.001, find the positive critical value, to three…

A: Computation of critical value: α=0.001α2=0.00051-α2=0.9995 The critical value of z-distribution can…

Q: A production process has capability indices Cp = 0.5 and Cpk = 0.4. What is the corresponding defect…

A: Given: Cp=0.5 and Cpk=0.4.

Q: Find the critical value xổ.05 for a chi-square distribution with 10 degrees of freedom.

A: Given data, df=10 alpha=0.05 =?

Q: If you have a sample size of 50 and you are comparing 3 groups at the .05 level- what is the…

A: We are provided with the following information, Sample size = 50 Number of groups to compare = 3…

Q: A manufacturing company would like to investigate the effect of a new supplier of raw material to…

A:

Q: If the alpha level is changed from a = .OS to a = .01 What happens to the boundaries for the…

A: Given: alpha level changed from 0.05 to 0.01

Q: Part 3: 3) Identify the critical value. If there are multiple critical values, separate them using…

A:

Q: Find the t values that form the boundaries of the critical region for a two-tailed test with α =…

A: The degree of freedom is, df =n-1     =12-1     =11 The type of test is two tailed test

Q: Consider the CAPM. The risk-free rate is 6% and the expected return on the market is 18%. What is…

A: Given risk-free rate Rr=6%expected returnRE=18%Betaβ=1.3

Q: snip

A: Given: c¯=35z=3.0 The upper and lower control limits of a c-chart is obtained as below:…

Q: You are performing a two-tailed test. If α=.02α=.02, find the positive critical value, to three…

A: α=.02, we want to find Z critical Alpha=0.02

Q: 5- If you have a sample size of 50 and you are comparing 3 groups at the .05 level- what is the…

A:

Q: What is the Tukey’s test critical value?

A:

Q: You are performing a two-tailed test. If α=.02, find the positive critical value, to three decimal…

A: Note: The test for which critical value need to obtained is not mentioned in the question. Hence,…

Q: You are conducting a two-tailed test of a claim about a population proportion . If α=0.02, find the…

A: We have given that,  Significance level (α) = 0.02  Then,  We will find the critical value for…

Q: (b) Identify the critical value(s).

A: The level of significance is 0.04.

Q: The personality trait of "Conscientiousness" (someone who is organized, responsible, and can control…

A: The z-score is, z=M-μσn=126-12099=63=2 Thus, the z-score is 2.

Q: Part 3: 3) Identify the critical value(s). If there are multiple critical values, separate them…

A:

Q: Which two fields of the ANOVA summary table help us find the critical value? Select all that apply…

A: ANOVA is a statistical procedure that is used for comparing means for more than two groups.

Q: 3) Identify the critical value.

A: Given that Sample size n = 50 Level of significance = 0.005 And the test is left-tailed.