Mr. Greene bought some pens at a school supply store, including 15 blue pens.
60% of all the p...
Mathematics, 06.05.2020 04:06, sarahhfaithhh
Mr. Greene bought some pens at a school supply store, including 15 blue pens.
60% of all the pens he bought were blue.
How many pens did Mr. Greene buy in all?
Answers: 1
Mathematics, 21.06.2019 19:30, amatulli
Abird on top of a 200 ft bridge tower sees a man standing on the lower part of the bridge (which is 50 ft above the ground). the angle of depression from the bird is 26 ̊. how far is the man from the base of the bridge tower? with explanation and pictures .
Answers: 1
Mathematics, 22.06.2019 01:30, joytheqt305
Arecent study focused on the number of times men and women who live alone buy take-out dinner in a month. assume that the distributions follow the normal probability distribution and the population standard deviations are equal. the information is summarized below. statistic men women sample mean 24.85 21.33 sample standard deviation 5.54 4.93 sample size 34 36 at the 0.01 significance level, is there a difference in the mean number of times men and women order take-out dinners in a month? state the decision rule for 0.01 significance level: h0: μmen= μwomen h1: μmen ≠ μwomen. (negative amounts should be indicated by a minus sign. round your answers to 3 decimal places.) compute the value of the test statistic. (round your answer to 3 decimal places.) what is your decision regarding the null hypothesis? what is the p-value? (round your answer to 3 decimal places.)
Answers: 1
Mathematics, 22.06.2019 02:30, jdbessix3567
If wxyz is a square, which statements must be true? plz < 3
Answers: 1
Mathematics, 09.01.2021 01:00
Mathematics, 09.01.2021 01:00
Mathematics, 09.01.2021 01:00
Mathematics, 09.01.2021 01:00