Marlow wants to know how many students in his school enjoy watching the tv news. he asks all 27 students in his art class and finds that 30% of his classmates enjoy watching the tv news. he claims that 30% of the school's student population would be expected to enjoy watching the tv news. is marlow making a valid inference about his population? no, it is not a valid inference because he asked all 27 students in his art class instead of taking a sample from the school no, it is not a valid inference because his classmates do not make up a random sample of the students in the neighborhood yes, it is a valid inference because he asked all 27 students in his art class yes, it is a valid inference because his classmates make up a random sample of the students in the school

After being rearranged and simplified, which of the following equations could be solved using the quadratic formula? check all that apply. a. 9% + 3x2 = 14 + x-1 b. -x+ + 4x + 7 = -32-9 c. 5x + 4 = 3x4 - 2 d. 2x2 + x2 + x = 30

The accompanying table shows the numbers of male and female students in a particular country who received bachelor's degrees in business in a recent year. complete parts (a) and (b) below. business degrees nonbusiness degrees total male 189131 634650 823781 female 169539 885329 1054868 total 358670 1519979 1878649 (a) find the probability that a randomly selected student is male, given that the student received a business degree. the probability that a randomly selected student is male, given that the student received a business degree, is nothing. (round to three decimal places as needed.) (b) find the probability that a randomly selected student received a business degree, given that the student is female. the probability that a randomly selected student received a business degree, given that the student is female, is nothing. (round to three decimal places as needed.)

How does a low unemployment rate affect a nation's economy? a. the nation has a higher number of productive resources. b. the nation can spend more money on for unemployed people. c. the nation can save money by paying lower salaries to a large workforce. reset