Mathematics, 16.10.2020 14:01 1xXJOKERXx3
Sampling at Michigan GM Plants ~ General Motors (GM) has 48977 employees in Michigan and 20 plants located at different cities and towns in Michigan. Erin is a Labor Relations Specialist at GM Michigan operations. She is working on a new employee relations program and wants to collect and compile information about GM employees in Michigan. Below we have descriptions of five different sampling scenarios that Erin could use. Identify the type of sample that she would collect in each scenario.
a. Erin randomly chooses three plants from the 20 plants in Michigan_ The three plants she chose were Saginaw, Lansing and Detroit-Hamtramck Erin then surveys all 476 employees from Saginaw, all 1611 employees in Lansing and all 85B employees from Detroit-Hamtramck.
b. Erin obtains a numbered list of all 48977 GM employees in Michigan. She uses a random number generator to find 490 numbers between 1 and 48977. Erin then conducts a survey of these 490 employees to collect the information she needs.
c. Erin obtains a numbered list of all 48977 GM employees in Michigan She uses a random number generator to choose a number between 1 and 490 and gets the number 45 She then selects the 45th employee on her list and then the 535th, 1025th, 1515th, and so forth until she
reaches the end lese employees to collect the information she needs.
d. Erin attended the 2020 Employee Engagement and Experience Global Summit online. While there, she contacted the 74 Michigan employees who attended this summit and surveyed them to collect the information she needs.
e. Erin divides the plants based on the type of operation conducted in the plant. The operation types are Assembly, Stamping, Customer Care, Propulsion and Component facilities_ She randomly surveys 200 employees from Assembly, 50 employees from Stamping, 30 employees from Customer care, 100 employee from the propulsion and 110 employee from component facility.
Answers: 1
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The equation of a parabola is given. y=18x2+4x+20 what are the coordinates of the focus of the parabola?
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Sampling at Michigan GM Plants ~ General Motors (GM) has 48977 employees in Michigan and 20 plants l...
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