this is last one so I can get a hundred
...
Answers: 1
Mathematics, 21.06.2019 18:20
The first-serve percentage of a tennis player in a match is normally distributed with a standard deviation of 4.3%. if a sample of 15 random matches of the player is taken, the mean first-serve percentage is found to be 26.4%. what is the margin of error of the sample mean? a. 0.086% b. 0.533% c. 1.11% d. 2.22%
Answers: 1
Mathematics, 21.06.2019 18:50
The trigonometric ratios sine and secant are reciprocals of each other
Answers: 2
Mathematics, 21.06.2019 23:00
Given the expression (7 ? 4i) ? (2 + 6i), perform the indicated operation and write the answer in the form a + bi.
Answers: 1
Mathematics, 22.06.2019 00:20
Does the construction demonstrate how to copy an angle correctly using technology a) yes the distance between points a and f was used to create circle h b) yes the distance between points f and g was used to create circle h c) no the distance between points a and f was used to create circle h d) no the distance between points f and g was used to create circle h
Answers: 3
Mathematics, 21.10.2019 20:30
Mathematics, 21.10.2019 20:30
Mathematics, 21.10.2019 20:30
English, 21.10.2019 20:30
Mathematics, 21.10.2019 20:30
Chemistry, 21.10.2019 20:30
History, 21.10.2019 20:30
Geography, 21.10.2019 20:30