For one binomial experiment,n 1 = 75 binomial trials produced r 1 = 45 successes. For a second independent binomial experiment, n 2 = 100 binomial trials produced r 2 = 65 successes. At the 5% level...


For one binomial experiment,n1
= 75 binomial trials produced r1
= 45 successes. For a second independent binomial experiment, n2
= 100 binomial trials produced r2
= 65 successes. At the 5% level of significance, test the claim that the probabilities of success for the two binomial experiments differ.



For one binomial experiment, n, = 75 binomial trials produced r, = 45 successes. For a second independent binomial experiment, n, = 100 binomial trials produced r, = 65 successes. At the 5% level of significance, test the claim that the probabilities of success for<br>the two binomial experiments differ.<br>n USE SALT<br>(a) Compute the pooled probability of success for the two experiments. (Round your answer to three decimal places.)<br>(b) Check Requirements: What distribution does the sample test statistic follow? Explain.<br>O The Student's t. We assume the population distributions are approximately normal.<br>O The standard normal. We assume the population distributions are approximately normal.<br>O The standard normal. The number of trials is sufficiently large.<br>O The Student's t. The number of trials is sufficiently large.<br>(c) State the hypotheses.<br>O Ho: P1 = P2i H;: P1 < P2<br>O Ho: P1 = P2i H: P1 * P2<br>O Ho: P1 < P2i Hi: P1 = P2<br>O Ho: P1 = P2i H: P1 > P2<br>(d) Compute p1 - P2:<br>P1 - P2 =<br>Compute the corresponding sample distribution value. (Test the difference p, - p,. Do not use rounded values. Round your final answer to two decimal places.)<br>(e) Find the P-value of the sample test statistic. (Round your answer to four decimal places.)<br>(f) Conclude the test.<br>O At the a = 0.05 level, we fail to reject the null hypothesis and conclude the data are not statistically significant.<br>O At the a = 0.05 level, we reject the null hypothesis and conclude the data are statistically significant.<br>O At the a = 0.05 level, we fail to reject the null hypothesis and conclude the data are statistically significant.<br>O At the a = 0.05 level, we reject the null hypothesis and conclude the data are not statistically significant.<br>

Extracted text: For one binomial experiment, n, = 75 binomial trials produced r, = 45 successes. For a second independent binomial experiment, n, = 100 binomial trials produced r, = 65 successes. At the 5% level of significance, test the claim that the probabilities of success for the two binomial experiments differ. n USE SALT (a) Compute the pooled probability of success for the two experiments. (Round your answer to three decimal places.) (b) Check Requirements: What distribution does the sample test statistic follow? Explain. O The Student's t. We assume the population distributions are approximately normal. O The standard normal. We assume the population distributions are approximately normal. O The standard normal. The number of trials is sufficiently large. O The Student's t. The number of trials is sufficiently large. (c) State the hypotheses. O Ho: P1 = P2i H;: P1 < p2="" o="" ho:="" p1="P2i" h:="" p1="" *="" p2="" o="" ho:="" p1="">< p2i="" hi:="" p1="P2" o="" ho:="" p1="P2i" h:="" p1=""> P2 (d) Compute p1 - P2: P1 - P2 = Compute the corresponding sample distribution value. (Test the difference p, - p,. Do not use rounded values. Round your final answer to two decimal places.) (e) Find the P-value of the sample test statistic. (Round your answer to four decimal places.) (f) Conclude the test. O At the a = 0.05 level, we fail to reject the null hypothesis and conclude the data are not statistically significant. O At the a = 0.05 level, we reject the null hypothesis and conclude the data are statistically significant. O At the a = 0.05 level, we fail to reject the null hypothesis and conclude the data are statistically significant. O At the a = 0.05 level, we reject the null hypothesis and conclude the data are not statistically significant.
(g) Interpret the results.<br>O Reject the null hypothesis, there is sufficient evidence that the proportion of the probabilities of success for the two binomial experiments differ.<br>O Fail to reject the null hypothesis, there is insufficient evidence that the probabilities of success for the two binomial experiments differ.<br>O Fail to reject the null hypothesis, there is sufficient evidence that the proportion of the probabilities of success for the two binomial experiments differ.<br>O Reject the null hypothesis, there is insufficient evidence that the proportion of the probabilities of success for the two binomial experiments differ.<br>

Extracted text: (g) Interpret the results. O Reject the null hypothesis, there is sufficient evidence that the proportion of the probabilities of success for the two binomial experiments differ. O Fail to reject the null hypothesis, there is insufficient evidence that the probabilities of success for the two binomial experiments differ. O Fail to reject the null hypothesis, there is sufficient evidence that the proportion of the probabilities of success for the two binomial experiments differ. O Reject the null hypothesis, there is insufficient evidence that the proportion of the probabilities of success for the two binomial experiments differ.

Jun 09, 2022
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