Mathematics, 19.10.2019 16:20 hannah2757
Asurvey was taken of students in math classes to find out how many hours per day students spend on social media. the survey results for the first-, second-, and third-period classes are as follows: first period: 2, 4, 3, 1, 0, 2, 1, 3, 1, 4, 9, 2, 4, 3, 0 second period: 3, 2, 3, 1, 3, 4, 2, 4, 3, 1, 0, 2, 3, 1, 2 third period: 4, 5, 3, 4, 2, 3, 4, 1, 8, 2, 3, 1, 0, 2, 1, 3 which is the best measure of center for first period and why?
mean, because there are no outliers that affect the center
median, because there is 1 outlier that affects the center
interquartile range, because there is 1 outlier that affects the center
standard deviation, because there are no outliers that affect the center
Answers: 3
Mathematics, 21.06.2019 18:50, brooke0713
Expresa commuter train leaves downtown sation and travels at a average speed of 55 miles per hour towards the north side sation, which is 50miles away. thirty minutes later, express commuter train #7 leaves north side and travels at a average speed of 35miles per hour towards downtown sation. at the moment the two trains pass each other, how far(in miles) is train #12 from the downtown sation and how long(in minutes) has the #12 train been traveling
Answers: 1
Mathematics, 21.06.2019 22:00, HistoryLee
You are standing next to a really big circular lake. you want to measure the diameter of the lake, but you don't want to have to swim across with a measuring tape! you decide to walk around the perimeter of the lake and measure its circumference, and find that it's 400\pi\text{ m}400? m. what is the diameter dd of the lake?
Answers: 3
Mathematics, 22.06.2019 00:00, emmagbales
Given the diagram below, michael writes, "segment ac is congruent to segment ac." which of the following reasons allow him to write this statement?
Answers: 1
Asurvey was taken of students in math classes to find out how many hours per day students spend on s...
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