people‚ 48 are classified as “successful.” (a) Dete rmine the sample proportion‚ P‚ of “successful” people. (b)If the population proportion is 0.07‚ determine the standard error of the proportion. 8.1. If X = 85‚ mean=8‚ n=64‚ construct a 95% confidence interval estimate of the population mean‚ U. 8.2. If X = 125‚ mean = 24‚ and n = 36‚
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with others around you) and emotional stability (remain calm when face stressed situations) and then they explain the relationship between those concepts and job turnover and performance. Finally‚ the article discusses other factors as personal confidence and employment motivation. The first is negatively related with turnover and performance once that employees who are more confident with their decision will persist in order to adapt in the company and achieve performance goals. Likewise‚ the latest
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Chapter 16 Completely Randomized Factorial ANOVA This tutorial describes the procedures for computing F tests for a completely randomized factorial analysis of variance design. The reading-speed data in Table 16.4-2 of the textbook are used to illustrate the procedures. 1. Enter a description of the data in the SPSS Data Editor following steps 1–4 described in the Frequency Distribution tutorial for Chapter 2. Use rows 1‚ 2‚ and 3 of the SPSS Data Editor Variable View window to describe
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An evaluation of employee’s performance AdVantage Company Executive Summary This report provides statistical evaluation on designers’ productivity and a niche social media for placing ads. The result founds that: 94.87% of all ads achieved at least 3% click-through rate which is insufficient to satisfy the AdVantage’s objective Differences in designers’ performance can be explained by designers’ dominance which is influenced by the frequency of performing specific type of advertisement There is
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Journal of Applied Psychology 2005‚ Vol. 90‚ No. 6‚ 1241–1255 Copyright 2005 by the American Psychological Association 0021-9010/05/$12.00 DOI: 10.1037/0021-9010.90.6.1241 A Meta-Analysis of the Relationship Between Organizational Citizenship Behavior and Counterproductive Work Behavior Reeshad S. Dalal Purdue University Job performance is increasingly being seen to encompass constructs such as organizational citizenship behavior (OCB) and counterproductive work behavior (CWB). To clarify
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4.6 | 4.84 ; 4.85; 4.87; 4.89 | | | | | | | | Sampling distributions | 5.1 ; 5.2; 5.3 | 5.1; 5.3; 5.8 | | | | | 5.16; 5.18; 5.21 | | | Target parameter; point estimator | 6.1 | | | | | | | | 2 | Confidence interval | | | | | population mean‚ large sample z-statistic | 6.2 | 6.1; 6.2; 6.3; 6.4 | | | population mean small sample t-statistic | 6.3 | 6.23; 6.25; 6.26; 6.27;6.29 | | | population proportion‚ large sample | 6.4 | 6.41; 6
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Compare your summary results. Discuss any specific statistical results that would help a real estate agent understand the condominium market. 4.Develop a 95% confidence interval estimate of the population mean sales price and population mean number of days to sell for Gulf View condominiums. Interpret your results. 5. Develop a 95% confidence interval estimate of the population mean sales price and population mean number of days to sell for No Gulf View condominiums. Interpret your results. 6. Assume
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From this case‚ there are two types of errors‚ which the consortium can make. A Type I Error is referred to as a “false positive.” A Type I error would be made when the null hypothesis is rejected when it should be accepted. This error may occur if the consortium defends any lawsuit against them if they are using 6% (6/100) as their surveying result. The results of the sample size of 100 people indicate that the percentage range is from 1.35% to 10.65%. The test results can be higher than 10%‚ but
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Chapter 3 Methods of research and Procedures Method of research is a systematic gathering of qualitative and quantitative data. It follows a certain process to have data that will be interpreted. It supports the validity of the study by using a test statistic to answer some question and to prove some hypothesis. This chapter also in clued the details on how the data are acquired. In this study we use the following method • Naturalistic Observation • Survey Method • Testing Method Naturalistic
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perform a test on equivalent population variances for each pair of company type. In a brief paragraph‚ comment of the conclusions of the test results. d. Determine the upper and lower range salary values for each industry at 90% and 95% confidence intervals e. Perform a test of normality (Chi-Square evaluation) on the data for each of the three industries in part c and comment on your findings. First produce a histogram with about 5 categories for this test and perform the test using a
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