Answers: 3
Mathematics, 21.06.2019 18:30, leobaut6145
Apsychology student wishes to investigate differences in political opinions between business majors and political science majors at her college. she randomly selects 100 students from the 260 business majors and 100 students from the 180 political science majors. does this sampling plan result in a simple random sample? why or why not? no, because each group of 200 students in the sample does not have the same chance of being selected. yes, because each group of 200 students in the sample has the same chance of being selected. no, because each individual student does not have an equal chance of being selected. yes, because each individual student has the same chance of being selected.
Answers: 1
Mathematics, 21.06.2019 23:10, jaylenmiller437
Astudent draws two parabolas on graph paper. both parabolas cross the x-axis at (β4, 0) and (6, 0). the y-intercept of the first parabola is (0, β12). the y-intercept of the second parabola is (0, β24). what is the positive difference between the a values for the two functions that describe the parabolas? write your answer as a decimal rounded to the nearest tenth
Answers: 2
Mathematics, 22.06.2019 01:00, jayjay9434
70 points ! pls 2. given the following two sets of data what is the union of the two sets and what is the intersection of the two sets. set a = {1, 2, 3, 4, 5, 6, 7, 8, 9} set b = {2, 4, 6, 8, 10, 12, 14} 3. given a regular deck of cards. describe a way of pulling cards that would create a dependent event and then one that would create an independent event. 4. what is the probability of drawing a red card and then drawing a spade without replacing the card that was drawn first?
Answers: 1
Mathematics, 22.06.2019 01:30, venny23
The unpaid balance on a mastercard charge was $1,056.23. during the month, payments of $300 and $250 were made and charges of $425 and $274.16 were added. if the finance charge is 1.2% per month on the unpaid balance, find the new balance at the end of the month. $1,205.39 $1,218.06 $918.06 $1,768.06
Answers: 2
How many times larger is 10,000,000 than 100?...
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