Mathematics, 19.07.2020 05:01 julia158
A sample of N = 9 students has a ΣX = 55 and ΣX2 = 370. For this sample, what is the standard deviation? Use the formula shown below. BE SURE TO ROUND OFF ALL DECIMALS TO 2 DECIMAL PLACES.
Answers: 3
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Which representation has a constant of variation of -2.5
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Which shows the correct substitution of the values a,b and c from the equation 1=-2x+3x^2+1
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Cherie works in retail and her weekly salary includes commission for the amount she sells. the equation s=400+0.15c models the relation between her weekly salary, s, in dollars and the amount of her sales, c, in dollars. interpret the slope of the equation.
Answers: 3
Mathematics, 22.06.2019 03:30
Ineed asap. 35 points. in order for two polygons to be similar, two conditions must be met. first, all pairs of corresponding sides must be in proportion. second, all corresponding angles must be congruent. prove that angle congruence is not enough, by itself, to establish that two polygons are similar. do this by describing or drawing two polygons that are not similar but whose corresponding angles are all congruent.
Answers: 1
A sample of N = 9 students has a ΣX = 55 and ΣX2 = 370. For this sample, what is the standard deviat...
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