Mathematics, 09.01.2020 04:31 weckesserj9492
Asurvey of 10 students was conducted to investigate the amount of time they spend on social media each day. students were given a timer and asked to record the number of minutes spent every time they accessed social media. the students' total times for one day are given wlow (in minutes).
45 57 63 79 84 92 | 99 | 105 | 117 145
the interquartile range for these data is:
a. 63.
b. 42.
c. 45
d. 105
Answers: 2
Mathematics, 21.06.2019 17:30
Choose the number sentence that shows the identity property of addition. a. 122 = 61 + 61 b. 62 = 1 + 61 c. 61 = 0 + 61
Answers: 1
Mathematics, 21.06.2019 17:30
Cora bought a package of erasers. there are 4 pink erasers and 12 blue erasers. what is the ratio of pink erasers to blue erasers?
Answers: 2
Mathematics, 21.06.2019 19:30
Needmax recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a) the median of max’s data is 250 b) more than half of the data points max recorded were 177 centimeters. c) a data point chosen at random is as likely to be above the mean as it is to be below the mean. d) every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.
Answers: 2
Mathematics, 21.06.2019 20:30
Find the value of x. give reasons to justify your solutions! h ∈ ig
Answers: 1
Asurvey of 10 students was conducted to investigate the amount of time they spend on social media ea...
Mathematics, 30.04.2021 17:00
Biology, 30.04.2021 17:00
English, 30.04.2021 17:00
History, 30.04.2021 17:00
Mathematics, 30.04.2021 17:00
Mathematics, 30.04.2021 17:00
History, 30.04.2021 17:00
Mathematics, 30.04.2021 17:00
Business, 30.04.2021 17:00
Mathematics, 30.04.2021 17:00