The null hypothesis for this test would be: b) The alternative hypothesis? c) What is the value of the test statistic, Z?

Q: 4. The principal of San Miguel National High School claims that the students in her school have…

A: Given: Population mean, μ=115

Q: Is the null hypothesis Ho rejected at the a = 5% level?

A: here given data of blood type of americans

Q: A research reports describing the results from a repeated measures T test states:t (22) = 1.71, p<…

A: According to the provided information, t (22) = 1.71 degrees of freedom = n-1 According to the above…

Q: Identify the type of hypothesis test below. H0:X≥17.9, Ha:X<17.9

A: Given information- We have given the hypothesis Null Hypothesis: Ho: X ≥ 17.9 Alternative…

Q: If a hypothesis test were conducted using a = 0.05, then the p-values would the null hypothesis be…

A: Given: Level of significance = 0.05 p-value = 0.06

Q: If the equality term in the null hypothesis involves ≤ or ≥, then which test would be appropriate?

A:

Q: 1. Using the diagram shown below, which letter represents the p-value if the decision is to reject…

A: Null Hypothesis: A hypothesis which is tested for plausible rejection is called the Null Hypothesis…

Q: More than 33% of households in Thunder Bay own two or more cars. The null hypothesis is The research…

A: We have given that  Population proportion p=33%=0.33 Null and alternative hypothesis.

Q: In a research report, the term "significant" is used when the null hypothesis is rejected Select…

A: We know that when we said that a test is significant, we always reject the Null Hypothesis  This…

Q: a) Identify the hypothesis null and alternative (Ho and Ha). b) Compute test statistic (Z).

A: Given: Population mean, μ =5Population standard deviation, σ=3Sample size, n=40Sample mean, x¯=4

Q: A research report describing the results from a repeated-measures t test states that “t(22) = 1.71,…

A: p-value reports how unlikely the results would have been observed if the samples were from null…

Q: . In a certain senior high school, a study fou 1,100 Grade 12 students use smartphones. is there…

A: NOTE: As per the guidelines, we are supposed to solve the first three questions, hence I am solving…

Q: The mean age of bus drivers in Chicago is 52.9 years. If a hypothesis test is performed, how should…

A: Solution: State the hypotheses. Null hypothesis: H0: µ = 52.9 That is, the mean age of bus drivers…

Q: Consider the hypothesis test of H:a = 7 against H,: A 7. Approimate the Pvalue for each of the…

A:

Q: in a hypothesis test for the difference of two proportions, the point estimate is calculated to be…

A: The point estimate is p^1-p^2=0.11, and the standard error is SE=0.0099.

Q: In a recent sample of 250 households, 45% of them owned a video game console. A hypothesis test was…

A: Type II error (β):   The probability of fail to reject the null hypothesis when alternative…

Q: The mean age of a bus driver in Chicago is 47.4 years. If a hypothesis test is performed to test the…

A: Claim: The mean age of a bus driver in Chicago is 47.4 years The null and alternative hypothesis is,…

Q: For this hypothesis test, which would be the appropriate alternative hypothesis

A: Test is that whether people have better vision in their dominant eye compared to their non-dominant…

Q: State whether each of the following hypothesis tests is valid or not, if not explain why. a. H0 ∶…

A: No difference hypothesis is taken under null hypothesis always.

Q: Given the following details of a hypothesis test, explain what the conclusion would be regarding the…

A: From the information, The alternative hypothesis is two tail test. Test statistic is 2.15 p value: p…

Q: If the null hypothesis is false then which of the following is accepted? Select one: O a. Positive…

A: The objective is find if the null hypothesis is false, then which of the given is accepted.

Q: Consider testing the hypothesis H0: μ = 100 vs. Ha: μ ≠ 100. If the value of the test statistic is…

A: we have hypothesis is H0;μ=100                                         H1:μ≠100from the alternative…

Q: (C) Referring to your answer in part b, what conclusion should be reached with respect to the null…

A: B) It is given that the significance level is 0.025.

Q: What are the null hypothesis (H,) and the alternative hypothesis (H,) that should be used for the…

A: Claim is that the mean systolic blood pressure of CEOs of major corporation is less than 134 mm Hg.…

Q: If the p-value is greater than a ,we do not reject the null hypothesis (p > * (a True False

A:

Q: State the null and alternative hypotheses. O Hoi HA HB - HC H: Not all the population means are…

A: Given:     Treatment     A B C Blocks 1 10 9 8 2 12 6 4 3 18 15 14 4 20 18 18 5 8 7…

Q: What are the hypotheses for this test? O Họ: At least one pair of means is the same Ha: Hc = Hh = Ai…

A: There are 6 types of feed : casein, horsebean, linseed, meatmeal, soybean, sunflower.  We need to…

Q: What is the standardized test statistic, z, to test the alternative hypothesis that p > 0.20 given…

A: Consider that p is the true population proportion.

Q: What are the null hypothesis (H) and the alternative hypothesis (H,) that should be used fo test?…

A: mu =38 xbar = 44 s =10

Q: If you are going to test this claim, what would be your null and alternative hypotheses? Но: (? HA:…

A: The claim is that the mean weight of the fish in this reservoir is greater than 40 pounds.

Q: What are the null hypothesis (H,) and the alternative hypothesis (H,) that should be used for the…

A:

Q: If the null hypothesis is false then which of the following is accepted? Select one: a. Negative…

A: There are two types of statistical hypotheses. Null hypothesis: The hypothesis that sample…

Q: What are the null hypothesis (H,) and the alternative hypothesis (H) that should be used for the…

A: Given: Sample mean, M = 34              Sample standard deviation, S = 10             The assumed…

Q: Define the Bonferroni Test of a Joint Hypothesis?

A:

Q: If the p-value is less than or equal to a ,we reject the alternative * (hypothesis (p s a True False

A: We have to identify given statement is true or false?

Q: In hypothesis testing, when should we use alpha and beta?

A: In Hypothesis testing alpha ɑ = It is a type 1 error, i.e. Rejecting the null hypothesis when it is…

Q: What are the null hypothesis (H,) and the alternative hypothesis (H,) that should be used for the…

A: Test is that whether the mean hourly wage has changed this year. The type II error is accepting the…

Q: What are the null hypothesis (H,) and the alternative hypothesis (H, ) that should be used for the…

A: Solution:

Q: Is the following hypothesis testable and retuable: If atomic weapons were never invented, then there…

A: Solution : This hypothesis is not testable.

Q: What are the symbols associated with the null hypothesis and alternative hypothesis below: H0: pain…

A: According to the provided information, H0: pain is independent of hair color  H1: pain is dependent…

Q: What are the null hypothesis (H,) and the alternative hypothesis (H,) that should be used for the…

A: The hypotheses of the test will be- H0:μ is equal to 7.5H1:μ is not equal to 7.5 A Type-I error is…

Q: What is the observed test statistic for this   test?

A:

Q: ...... mich of the following is the hypothesis test to be conducted? B. Họ: p0.787 "C. Ho: p=0.787…

A: From the given information we have: population proportion, p= 0.787 sample size, n = 878…

Q: From this: What type of test would this be? (t- test, z-test, etc) What hypothesis is reasonable?

A:

Q: The Kolmogorov-Smirnov tests for what assumption?

A:

Q: What are the null hypothesis (H,) and the alternative hypothesis (H,) that should be used for the…

A:

Q: A large manufacturing firm is being charged with discrimination in its hiring practices. (a) What…

A: Given data:  large manufacturing firm is being charged with discrimination in its hiring practices.…

Q: a) What are the correct null and alternative hypotheses in this situation? A) Ho: H= 40 vs. Ha:u< 40…

A: mu = 40xbar =38 n = 100 s= 9.5

Q: (b) Based on your answer to part (a), which statement below is true? Since the p-value is less than…

A: Given: H0: mu =9 H1: mu is not equal to 9 Level of significance = 0.05