Mathematics, 06.11.2020 17:10 imbadatmath56
For the month of March, Kasey plans to vacuum her floor every fourth day and clean her bathroom every seventh day. If she begins March 1, on what day of the month will she do both jobs?
Answers: 2
Mathematics, 22.06.2019 02:00
Sammie has 3 times as many goldfish as nora. nora has 4 goldfish. how many goldfish do sammie and nora have in all?
Answers: 2
Mathematics, 22.06.2019 02:00
1. the manager of collins import autos believes the number of cars sold in a day (q) depends on two factors: (1) the number of hours the dealership is open (h) and (2) the number of salespersons working that day (s). after collecting data for two months (53 days), the manager estimates the following log-linear model: q 4 equation 1 a. explain, how to transform the log-linear model into linear form that can be estimated using multiple regression analysis. the computer output for the multiple regression analysis is shown below: q4 table b. how do you interpret coefficients b and c? if the dealership increases the number of salespersons by 20%, what will be the percentage increase in daily sales? c. test the overall model for statistical significance at the 5% significance level. d. what percent of the total variation in daily auto sales is explained by this equation? what could you suggest to increase this percentage? e. test the intercept for statistical significance at the 5% level of significance. if h and s both equal 0, are sales expected to be 0? explain why or why not? f. test the estimated coefficient b for statistical significance. if the dealership decreases its hours of operation by 10%, what is the expected impact on daily sales?
Answers: 2
Mathematics, 22.06.2019 03:00
Benjamin believes that ¼ % is equivalent to 25%. is he correct? why or why not?
Answers: 1
Mathematics, 22.06.2019 03:30
Coleen made 1,000 bracelets to sell at a flea market. she sold each bracelet for $5.50. if she sold all of the bracelets, how much money did coleen make? $550 $5,500 $55,000 $550,000
Answers: 2
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