Mathematics, 18.11.2019 21:31 kajtazi8272
eighth-grade students with a 3.0 gpa or higher were polled to determine how long students study each day.
a. students with lower grades are less likely to study as long.
c. the sampling method is systematic.
b. only eighth grade students were asked.
d. there is no bias.
identify the possible bias
Answers: 2
Mathematics, 21.06.2019 16:50
Rockwell hardness of pins of a certain type is known to have a mean value of 50 and a standard deviation of 1.1. (round your answers to four decimal places.) (a) if the distribution is normal, what is the probability that the sample mean hardness for a random sample of 8 pins is at least 51?
Answers: 3
Mathematics, 21.06.2019 20:30
Which equation expression the relationship between the number of boxes b and the number of cans c and the proportion is 48
Answers: 1
Mathematics, 21.06.2019 23:00
Peter measures the angles in a triangle. he finds that the angles are 95, 10 and 75. is he correct? explain your answer
Answers: 2
Mathematics, 21.06.2019 23:50
4. (10.03 mc) the equation of line cd is y = −2x − 2. write an equation of a line parallel to line cd in slope-intercept form that contains point (4, 5). (4 points) y = −2x + 13 y = negative 1 over 2 x + 7 y = negative 1 over 2 x + 3 − 2x − 3
Answers: 2
eighth-grade students with a 3.0 gpa or higher were polled to determine how long students study each...
Mathematics, 10.07.2021 05:40
Social Studies, 10.07.2021 05:40
Health, 10.07.2021 05:40
Social Studies, 10.07.2021 05:40
Mathematics, 10.07.2021 05:40
History, 10.07.2021 05:40
Social Studies, 10.07.2021 05:40
Physics, 10.07.2021 05:40
Mathematics, 10.07.2021 05:40
Mathematics, 10.07.2021 05:40
Mathematics, 10.07.2021 05:40
Mathematics, 10.07.2021 05:40