O iiO iQUESTION 15Determine whether the alternative hypothesis is left-tailed, right-tailed, or two-tailed.HoiH=11 H: H< 11right-tailedtwo-tailedleft-tailedClick Save and Submit to save and submit. Click Save All Answers to save all answers.JUL19

Hypothesis testing plays a major role in research and development. To diagnose the underlying cause…

Answered: QUESTION 15 Determine whether the…

MATLAB: An Introduction with Applications

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ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

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QUESTION 11 The Inspector at a manufacturing company claims that more than 2% of the produced smoke delectors are defective. A random sample of 255 smoke detectors is selected of which 10 are defective. Find the p-value of the test. (Round your answer to three decimal places).
QUESTION 12 Which of the following suggests a strong correlation between x and y? Or-o O re-0.2 0.2 r=-0.9 Or-0.5 QUESTION 13 nter is interested in determining if there is a di nn wait time for a sample wer (4
For an alpha = .025 and degrees of freedom, df = 15, what is the one-tailed t-value? Give your answer exactly as it appears in the table, with three decimal places.
Question 13 The following table lists the number of homework problems X that appear on a Probability and Statistics exam, and the corresponding probability. Note X is a random variable. Find the moment generating function of X. P(X) 14 .1 15 .2 16 .3 17 .4 Note exp(z) = e^z (the exponential function). O .1xexp(14t) + .2xexp(15t) + .3xexp(16t) + .4xexp(17t) .1хеxp(14t) 4xеxp(17t) O 1
QUESTION 4 Express the null hypothesis and the alternative hypothesis in symbolic form for a test to support this claim. Use the correct symbol (u. p. a) for the indicated parameter. A skeptical paranormal researcher claims that the proportion of Americans that have seen a UFO, p. is less than 2 in every one thousand. Ho:p> 0.002 H₁; p ≤ 0.002 Ho: p 0.002 Ho: P = 0.002 Hj: p < 0.002
Question 12 Calculate the standard deviation of X. 6 P(X) 0.4 0.6 MacBook Pro 888 #3 $ & 3 4 7 8. E Y U F G J K C V M V エくO ト
1 - 0.90 = 0.1= 0.1 x 100 = .10 which makes a = .10? is the the correct (one of the correct equations) to find the alpha of a statistic?
Question 3 Η :μ36 Assume o two-tailed test? A left-tailed B right-tailed с two-tailed and Hu>6 a . Is this a left-tailed, right-tailed, or
Question 4 Suppose that 1000 customers are surveyed and 850 are satisfied or very satisfied with a corporation's products and services. Test the hypothesis Ho : p = 0.9 against H1 : p + 0.9at a = 0.009. Find the P-value. Но- The P-value is less than (choose the least possible). Click if you would like to Show Work for this question: Open Show Work Ouestion A
Question 3 A humane society claims that less than 61% of households in a certain country own a pet. In a random sample of 500 households in that country, 285 say they own a pet. At α=0.05, is there enough evidence to support the society's claim? Complete parts (a) through (c) below. (a) Identify the claim and state H0 and Ha. (b) Identify the standardized test statistic first then use technology to find the P-value. (c) Decide whether to reject or fail to reject the null hypothesis and (d) interpret the decision in the context of the original claim.
QUESTION 3 We observe 10 components, starting from time t = 0. The component life times are independent. Observation ends immediately following the 7th failure, which occurs at time t = 13.48. Give (correct to 2 decimal places) an appropriate estimate for F(13.48), using the Mean ranking method.
In a clinical trial,15 out of 800 patients taking a prescription drug complained of flulike symotoms.Suppose that it is known that 2.9% of patients taking competing drugs complain if flulike symptoms. Is this sufficient evidence to conclude that less than 2.9% if this drug's users experience flulike symptoms as a side effect?(let a=0.05) H0:= HA:= Z-stat = (Round to 2 decimal places) P- value = Decision = (Type either Reject H0 or Retain H0) Write a summary statement for the hypothesis test.

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QUESTION 15 Determine whether the alternative hypothesis is left-tailed, right-tailed, or two-tailed. HoiH=11 H7:µ<11