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 16:30, lbelle
A, b, c, and d have the coordinates (-8, 1), (-2, 4), (-3, -1), and (-6, 5), respectively. which sentence about the points is true? a. a, b, c, and d lie on the same line. b. and are perpendicular lines. c. and are parallel lines. d. and are intersecting lines but are not perpendicular. e. and are parallel lines.
Answers: 1
Mathematics, 22.06.2019 03:20, Kaylinne1181
What is the definition of a surd. give an example.
Answers: 1
Mathematics, 22.06.2019 04:00, jenniferleeross53
If the equation of a perpendicular bisector of a triangle is y = 2x + 7, what is the slope of the side that it is bisecting? explain how you know.
Answers: 1
Alarge department store examined a sample of 18 credit card sales and recorded the amounts charged f...
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