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The head of the production department of a RM Electronic Company wants to determine the relationship between the number of workers who assemble the product and the number of units assembled per day. d.Test whether the correlation is significant at 5% level of significance. e.Determine the regression line. f.Predict the number of units used if there are 20 workers.

The head of the production department of a RM Electronic Company wants to determine the relationship between the number of workers who assemble the product and the number of units assembled per day. d.Test whether the correlation is significant at 5% level of significance. e.Determine the regression line. f.Predict the number of units used if there are 20 workers.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section4.5: Correlation And Causation
Problem 24PFA
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1.The head of the production department of a RM Electronic Company wants to determine the relationship between the number of workers who assemble the product and the number of units assembled per day. d.Test whether the correlation is significant at 5% level of significance. e.Determine the regression line. f.Predict the number of units used if there are 20 workers. g.How many workers is needed to produce 1000 units per day?
1. The head of the production department of a RM Electronic Company wants to determine the relationship between the number of workers who assemble the product and the number of units assembled per day. No. of Workers 10 No. of Units Produced 120 180 a. Draw and interpret the scatter plot. b. Complete the table below. X 12 14 220 Y Day 1 2 3 4 5 6 7 Summation Mean c. How would you interpret the value of the Pearson's correlation coefficient? d. Test whether the correlation is significant at 5% level of significance. e. Determine the regression line. f. Predict the number of units used if there are 20 workers. g. How many workers is needed to produce 1000 units per day? 16 13 20 18 17 224 176 320 270 275 XY X² y²
Transcribed Image Text:1. The head of the production department of a RM Electronic Company wants to determine the relationship between the number of workers who assemble the product and the number of units assembled per day. No. of Workers 10 No. of Units Produced 120 180 a. Draw and interpret the scatter plot. b. Complete the table below. X 12 14 220 Y Day 1 2 3 4 5 6 7 Summation Mean c. How would you interpret the value of the Pearson's correlation coefficient? d. Test whether the correlation is significant at 5% level of significance. e. Determine the regression line. f. Predict the number of units used if there are 20 workers. g. How many workers is needed to produce 1000 units per day? 16 13 20 18 17 224 176 320 270 275 XY X² y²
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