The owner of Kat Motel wants to develop a time standard for the task ofcleaning a cat cage. In a preliminary study, she observed one of herworkers perform this task six times, with the following results:Observation123456Time (seconds) 78.466.977.884.956.490.7If the employee performance rating is 1.50, what is the standard time forthis task with an allowance of 20 percent of the workday is used?seconds.

Fot the given problem, we use the formula as step by step as:1) The average time = Total time ÷…

Answered: The owner of Kat Motel wants to develop…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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In order to measure the liking of a developed application, tasters were asked to give a score between 1 and 5 for the application. The arithmetic mean of the results obtained was 2.90, and ∑ni mi = 725. How many people was this experiment applied to?
In a tasting experiment, individuals were asked to score between 1-10 for the taste of the product. The arithmetic mean of the results was found to be 7.8, ∑ ni mi = 390. Accordingly, how many people has this experiment been applied to?
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In statistical process control, the hourly samples are taken. The sample means are: 156.46, 199.62, 189.31, 102.22, and 112.09 respectively. Also, the ranges of these samples are 11.97, 12.17, 13.94, 11.86, and 11.83 respectively. If the upper control limit of X-bar chart is 159.11, what is the sample size of each sample?
Statistics Question
A company decides to investigate the amount of sick leave taken by its employees. A sample of seven employees yields the following numbers of days of sick leave taken in the past year. 1 1 3 0 0 63 Use this information to answer parts a through c. D a. Find and interpret the range. The range is days.
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A paper investigated the driving behavior of teenagers by observing their vehicles as they left a high school parking lot and then again at a site approximately mile from the school. Assume that it is reasonable to regard the teen drivers in this study as representative of the population of teen drivers. Amount by Which Speed Limit Was Exceeded Female Driver -0.1 0.4 1.1 0.7 1.1 1.2 0.1 0.9 0.5 0.5 (a) Use a .01 level of significance for any hypothesis tests. Data consistent with summary quantities appearing in the paper are given in the table. The measurements represent the difference between the observed vehicle speed and the posted speed limit (in miles per hour) for a sample of male teenage drivers and a sample of female teenage drivers. (Use males - females: Round your test statistic to two decimal places. Round your degrees of freedom down to the nearest whole number. Round your p-value to three decimal places.) t= df = P = Male Driver 1.4 1.2 0.9 2.1 0.7 1.3 3 1.3 0.6 2.1 (b) Do…
a-1. After a number of complaints about its directory assistance, a telephone company examined samples of calls to determine the frequency of wrong numbers given to callers. Each sample consisted of 100 calls. The manager stated that the error rate is about 4 percent. Construct a control chart using 95 percent limits and using P = .04. (Round the final answers to 3 decimal places.) Observation Number of errors Control Limits 1 5 O Yes No UCL a-2. Is the process in control? 2 3 3 5 LCL 4 7 5 4 6 6 7 8 8 4 9 5 10 11 9 3 12 4 13 5 14 6 15 6 16 7
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your car is more crowded than you think. table 5.8 reports results from a 1969 personal transportation survey on "home-to-work" trips in metropolitan areas. The survey stated that the average car occupancy was 1.4 people. check that calculation.

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