Mathematics, 31.07.2020 21:01 feliciagraham14
In a random sample of high school seniors, the proportion who used text messaging was 0.88. In a random sample of high school freshmen, this proportion was 0.68. Researchers found the difference in proportions to be statistically significant and obtained one of the following numbers for the p-value. Which is it?
a. 1.5
b. 0.02
c. 0.78
d. 0.30
Answers: 2
Mathematics, 21.06.2019 13:30
Lassify the function as linear or quadratic and identify the quadratic, linear, and constant terms. f(x) = (3x + 2)(β6x β 3) linear function; linear term: β21x; constant term: β6 linear function; linear term: β18x2; constant term: β6 quadratic function; quadratic term: 6x2; linear term: 24x; constant term: β6 quadratic function; quadratic term: β18x2; linear term: β21x; constant term: β6
Answers: 3
Mathematics, 21.06.2019 16:30
The sales tax rate is 7.25%. how much tax in dollars is added on an item that costs $56.00? a. $4.06 b. $7.25 c. $14.50 d. $60.06
Answers: 2
In a random sample of high school seniors, the proportion who used text messaging was 0.88. In a ran...
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