Given n=500,   x=412,   p=0.90,α=5% H_0: p=0.90 H_1: p≠0.90 Determine whether we should reject H0 in favor of the alternative hypothesis, or fail to reject H0   State the calculated z-value top 2 decimal places and determine whether we should reject H0 in favor of the alternative hypothesis, or fail to reject H0. (Write your answer using the format of the sample response: z=2.5, reject null or z=2.5, fail to reject null)

Q: In a particular bag of skittles, there are 9 red, 9 orange, 10 green, 12 yellow, and 15 purple…

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Q: Test the hypothesis using the P-value approach. Be sure to verify the requirements of the test. Ho:…

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A:

Q: Test the hypothesis using the P-value approach. Be sure to verify the requirements of the test. Ho:…

A: It is given that  H0: p = 0.5 H1: p > 0.5 n = 250 x = 145 α = 0.1

Q: approach. Be sure to verify the requirements of the test. Ho: p=0.3 versus H₁: p>0.3 n=200; x=65;…

A: Given that Sample size n =200 Favorable cases x =65 Sample proportion p^=x/n  =65/200 =0.325

Q: Two researchers conduct separate studies to test Ho: p=0.50 against H₁: p*0.50, each with n=400.…

A: b Given that z=2.10 From the alternative hypothesis, the test is two tailed.

Q: A study has a random sample of 40 subjects. The test statistic for testing Ho: μ = 50 is t= 1.86.…

A: n = 40H0 : μ = 50t = 1.86p value =  ? (a) Ha : μ≠50(b) Ha : μ>50(c) Ha : μ<50

Q: Now that all of the values have been identified, the test statistic can be calculated. Use x = 13,…

A: x¯=13μ0=14s=6.7n=58

Q: average weight of 4.55 grams. A researcher wonders if hummingbirds (of this same type) living in the…

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Q: Test the hypothesis using the P-value approach. Be sure to verify the requirements of the test. Ho:…

A: Given hypothesis is H0:p=0.8 Versus H1: p>0.8  and n=250,x=220;α=0.05.

Q: Two researchers conduct separate studies to test Ho: p=0.50 against H₁: p0.50, each with n=400.…

A: given data, hypothesis:H0:p=0.50Ha:P≠0.50n=400x=219researcer:Ap^=0.5475researcer:Bp^=0.5525test…

Q: Null Hypothesis: HO : dm < 2.20 = dm < 2.20 Но : р1-р2 %3D HO

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Q: The best predicted value of y is (Round to two decimal places as needed.)

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Q: QUESTION 4 If Amy Cuddy and her research team originally established a sample size of n=200 (100 in…

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A: 1. It can be considered that the sample is collected using a random method.

Q: Evaluate: (20t3 – 12t? + 7)dt

A: ∫03 (20t3 - 12t2 +7 )dt here we use rule of integration xndx = xn+1/(n+1) [20t4/4 -12t3/3 +7t]03…

Q: Given n=1400,   x=644,   p=0.50,α=5% H_0: p=0.50 H_1: p>0.50 Determine whether we should reject…

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Q: With Ha : H 162 - 3.184. Find the p- you obtain a test statistic of z = value accurate to 4 decimal…

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Q: The

A: Power is equivalent to : rejecting Ho when you should reject Ho.

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Q: What is the value of the test statistic? Round your answer to two decimal places. z = i What is the…

A: here given , po^ = 0.92pc^ = 0.86 null and alternate H0 : p0 = pcH1 : p0 &gt; pc

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Q: What are the hypotheses? O HO: At least one Mu is different; H1: Mu1 = Mu2 = Mu3 %3D %3D O HO: Mu1 =…

A: Given, Table consist a dat of lung function of non -smokers, vapers and cigratte  smokers. Identify…

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Q: Using the given values m = 80 and n = 80, along with the values previously calculated, p₁ = 0.575,…

A: Normal table has area for the value range +/- 3.4