Mathematics, 20.12.2019 04:31 goodschool93
Alarge department store examined a sample of 18 credit card sales and recorded the amounts charged for each of three types of credit cards: mastercard, visa, and discover. six mastercard sales, seven visa, and five discover sales were recorded. the store used an anova to test if the mean sales for each credit card were equal. what are the degrees of freedom for the f statistic?
a. 3 in the numerator, 18 in the denominator
b. 18 in the numerator, 3 in the denominator
c. 6 in the numerator, 15 in the denominator
d. 2 in the numerator, 15 in the denominator
Answers: 3
Mathematics, 21.06.2019 14:50
50 ! pls ! 12. building codes regulate the steepness of stairs. homes must have steps that are at least 13 inches wide for each 8 inches that they rise.

a. discuss how to find the slope of the stairs.
b. describe how changing the width or height affects the steepness of the stairs.
Answers: 2
Mathematics, 21.06.2019 16:30
Xto the second power plus 14x plus 48. what are the factors? we are doing factoring trinomials with a=1
Answers: 1
Mathematics, 21.06.2019 22:00
22. catie is starting a babysitting business. she spent $26 to make signs to advertise. she charges an initial fee of $5 and then $3 for each hour of service. write and solve an inequality to find the number of hours she will have to babysit to make a profit. interpret the solution.!
Answers: 1
Alarge department store examined a sample of 18 credit card sales and recorded the amounts charged f...
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