Consider the following hypothesis test: Ho : jµ> 170 H. : µ < 170 The value of the test statistic z = -2.12. Find the p-value. Select one: O a. 0.0170 O b. 0.9864 O c. 0.9830 O d. 0.0136

Q: Consider the following hypothesis. Ho : 01 = 02 Ha : 01 02 Find the test statistic F (step 2). S₁ =…

A: S1= 10.6S2= 28.6

Q: Find the standardized test statistic t for a sample with n = 10,  xbar= 12.7, s = 1.3, and α = 0.05…

A:

Q: Altempt. I or Onlimited Corry ourm Compatacron H, : 0 The null hypothesis: The alternative…

A:

Q: It was determined that the percentage of t's in the English language in the 1800s was 6%. A random…

A: For the given data Perform Z test for one proportion

Q: One-Sample T: Tst of μ - 34 vs not-34 Variable N Mean StDev SE Mean т P 16 35.274 1.783 b. 0.012 c.…

A: Given that : Sample size (N)= 16 u = 34 Sample mean = 35.274 Standard deviation = 1.783 By using one…

Q: In a test of H0​: μ=10 against Ha​: μ>10​, the sample data yielded the test statistic z=2.19. Find…

A: Given: Test statistic, z=2.19

Q: Use the Z table to find the probability associated with the following area under a normal curve

A: Since , the Z-scores are given. Our aim is to find the probability Here , we use the standard normal…

Q: Consider the following hypothesis Ho : H= 100 H: u # 100 A sample of 16 observations yields a sample…

A: From the provided information, Sample size (n) = 16 Sample mean (x̅) = 95 Population standard…

Q: The value of the test statistic is

A: Let μ be the population mean systolic blood pressure of adults.  Given that, Population mean (μ)=118…

Q: The diameter of a spindle in a small motor pool is supposed to be 5 millimeters.  If the spindle is…

A: We have given that  Sample size n=225 , xbar=4.89 and mu=5

Q: A sample of size n = 70 was taken from a population to test Ho: u = 50 vs. Ha: μ # 50. The mean of…

A: Sample  size(n)=70sample mean()=48sample standard deviation(s)=20degrees of…

Q: Suppose the alternative hypothesis for a particular test is given by H1: p ≠ 0.25. What is the…

A:

Q: Consider the following hypothesis test: Ho: H = 16 Ha: H # 16 A sample of 40 provided a sample mean…

A:

Q: The test statistic is 1.94. (Round to two decimal places as needed.) The P-value is 0.028. (Round to…

A: Step 1:Given Data: Low Lead Level Group:• Sample size ( n_1 ) = 86• Sample mean (xˉ1​ ) = 93.98227•…

Q: Form the hypotheses (null and alternative) and identify the claim   Claim: The average in state…

A: First we find the sample size; Given that; x¯=9521s=2151t=0.206μ=9410 [Under null hypothesis] Using…

Q: find the p-value for the test statistic z=1.84 for the following null and alternative hypotheses:…

A: Given that  Population mean μ =8 Test statistic z=1.84

Q: Calculate the Missing values in the following Stata output. Two-sample test of proportions Variable…

A: Given information: Variable Mean Std. Errr. z P &gt; |z| 90% Conf. Interval x 0.45 A     B y…

Q: Compare the sample mean (3.25) for these drinking data to the population mean (µ = 3.00; σ = 0.75).…

A: The sample mean is given by 3.25.

Q: :Consider the following hypothesis test Ho : H 116 The value of the test statistic z = 1.21. .Find…

A: Right tailed test

Q: Find the​ P-value that corresponds to the given standard​ score, and determine whether to reject the…

A:

Q: Given the following test statistics (z) and alternate hypothesis, calculate the p- value (area).…

A: Solution-: We want to find p-value for (a) Ha:p&lt;0.1, and  z=0.67 (b) Ha:p≠0.1, and z=-2.0

Q: Claim: The mean systolic blood pressure of all healthy adults is less than than 123 mm Hg. Sample…

A: Given,sample size(n)=285sample mean(x¯)=122.77standard deviation(s)=15.62H0:μ=123H1:μ&lt;123

Q: A sports statistician is interested in determining if there is a relationship between the number of…

A: AnswerGiven,[O]           Foot ball      Basket ball       Soccer        Baseball       TotalHome…

Q: The table below shows results from a recent General Social Survey on two variables, respondent sex…

A: Null hypothesis: Null hypothesis is the statement about parameter of population. Alternative…

Q: Let : fl be the population mean of a certain population. In testing Ho μ = 2.4 versus H₁ : µ ‡ 2.4,…

A:

Q: a. Compute the p-value of the test. The p-value of the test is (Round to four decimal places as…

A: Here use basic of hypothesis testing

Q: Claim: The mean systolic blood pressure of all healthy adults is less than than 125 mm Hg. Sample…

A: The sample size is 258. The mean systolic blood pressure level is 124.72. The standard deviation…

Q: The recommended dietary allowance (RDA) of iron for adult females is 18 milligrams (mg) per day. The…

A: The random variable RDA follows normal distribution. The population mean is 18 mg. We have to test…

Q: The P-value for a hypothesis test is 0.06. For each of the fol-lowing significance levels, decide…

A: Decision rule:

Q: The average American gets a haircut every 35 days. Is the average smaller for college students? The…

A: In this case, a test is conducted by an agency to see whether the average is less than 35. Here, the…

Q: The firm wants to know if their pet food is healthy. They decide on a 95% level of significance. Do…

A: From provided information, it is claimed that pet food is healthy. Pet would be healthy if average…

Q: Claim: The mean systolic blood pressure of all healthy adults is less than than 119 mm Hg. Sample…

A: Ans#- Claim: The mean systolic blood pressure of all healthy adults is less than 119 mm Hg.…

Q: The time to complete an exam is approximately Normal with a mean = 53 minutes and a standard…

A: =53 and =3

Q: Perform the following hypothesis test: HO: µ = 10 H1: µ  10 The sample mean is 9.55, population…

A: Given that, μ=10x¯=9.55σ=1.5n=51α=0.05