Listed below are the numbers of words spoken in a day by each member of eight different randomly selected couples Complete parts (a) and (b) below18,311 15.041 14,038 20,16025,190 13,546 18.766 18,266 12.497 16,604 15,870 18,822Male 16,294 26,940 1366 8001Femalea. Use a 001 significance level to test the claim that among couples, males speak fewer words in a day than femalesIn this example. He is the mean value of the differences d for the population of all pairs of data, where each individual difference d is defined as the words spokenby the male minus words spoken by the female. What are the null and alternative hypotheses for the hypothesis test?Ho Pa =word(s)H₁ Ha>word(s)(Type integers or decimals. Do not round)

Answered: Listed below are the numbers of words…

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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2. The following data set belongs to a sample: 1418 -1088 -16 Calculate the mean, median, and mode
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A group of 80 students took a statistics Exam in the following scores were recorded68 84 75 82 68 90 62 88 76 93 73 79 88 73 58 93 71 59 58 51 61 65 75 87 74 62 95 78 63 72 66 96 79 65 74 77 95 85 78 86 71 78 78 62 80 67 69 83 76 62 71 75 82 89 67 58 73 74 73 65 81 76 72 75 92 97 57 63 68 83 81 82 53 85 94 52 78 88 77 71 Calculate median exam score
Listed below are the numbers of words spoken in a day by each member of eight different randomly selected couples. Complete parts (a) and (b) below. Male 15,495 27,251 1357 7741 18,280 15,583 13,978 25,901 Female 24,768 13,676 17,908 17,382 12,596 17,411 16,693 19,336 a. Use a 0.01 significance level to test the claim that among couples, males speak fewer words in a day than females. In this example, μd is the mean value of the differences d for the population of all pairs of data, where each individual difference d is defined as the words spoken by the male minus words spoken by the female. What are the null and alternative hypotheses for the hypothesis test? Identify the test statistic. t= (Round to two decimal places as needed.) Identify the P-value. P-value= (Round to three decimal places as needed.) What is the conclusion based on the hypothesis test? Since the P-value is greater than the…
The table below shows the average score of the150 students sampled from the Technical School of Georgia in the academic year 2020/2021 a) calculate the mean score of the students b) identify the modal score c) identify the median score d) Use your results above to comment on the shape of the distribution. Give a reason for your answer.
1. Explain the difference between z-tests (which use categorical data), and t-tests (which use numerical data). 2. Conduct a t-test, both when given statistics, and when given data. 3. Conduct a t-test, 2-sample t-test, and paired t-test. 4. Differentiate between the five types of tests we have learned so far.
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Listed below are the numbers of words spoken in a day by each member of eight different randomly selected couples. Complete parts (a) and (b) below. Male 15,585 27,149 1417 7504 18,232 16,059 13,929 26,128 Female 24,630 13,872 18,097 17,504 13,480 16,833 16,382 18,222 a. Use a 0.01 significance level to test the claim that among couples, males speak fewer words in a day than females. In this example, μd is the mean value of the differences d for the population of all pairs of data, where each individual difference d is defined as the words spoken by the male minus words spoken by the female. What are the null and alternative hypotheses for the hypothesis test? a) what is the test statistic,t? what is the p-value? b)constuct the confidence interval that could be used for the hypothesis test described in part a
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