Mathematics, 12.05.2020 23:57 Alinakohshsb
A student at a four-year college claims that average enrollment at four-year colleges is higher than at two-year colleges in the United States. Two surveys are conducted. Of the 35 two-year colleges surveyed, the average enrollment was 5063 with a standard deviation of 4774. Of the 35 four-year colleges surveyed, the average enrollment was 5216 with a standard deviation of 8131. Conduct a hypothesis test at the 5% level.
Answers: 3
Mathematics, 20.06.2019 18:04
For the equation below, x is the input and y is the output. y = -4x + 3 if the input is -8, then the output is
Answers: 1
Mathematics, 21.06.2019 18:50
Astudent draws two parabolas on graph paper. both parabolas cross the x-axis at (-4, 0) and (6,0). the y-intercept of thefirst parabola is (0, –12). the y-intercept of the second parabola is (0-24). what is the positive difference between the avalues for the two functions that describe the parabolas? write your answer as a decimal rounded to the nearest tenth.
Answers: 2
A student at a four-year college claims that average enrollment at four-year colleges is higher than...
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