Mathematics, 26.11.2019 21:31 lberries08
Alarge department store examined a sample of the 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 denominatorb. 18 in the numerator, 3 in the denominatorc. 6 in the numerator, 15 in the denominatord. 2 in the numerator, 15 in the denominator
Answers: 2
Mathematics, 20.06.2019 18:02
Asoccer ball manufacturer wants to estimate the mean circumference of soccer balls within 0.1 in
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Mathematics, 21.06.2019 21:30
Over the course of the school year, you keep track of how much snow falls on a given day and whether it was a snow day. your data indicates that of twenty-one days with less than three inches of snow, five were snow days, while of the eight days with more than three inches of snow, six were snow days. if all you know about a day is that it is snowing, what is the probability that it will be a snow day?
Answers: 1
Mathematics, 21.06.2019 23:00
If t8 = 4 and t12 = β2, find the first three terms of the arithmetic sequence.
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Mathematics, 22.06.2019 01:30
Me i'm timed right now! a. (0,-5)b. (0,-3)c. (0,3) d. (0,5)
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Alarge department store examined a sample of the 18 credit card sales and recorded the amounts charg...
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