Mathematics, 04.12.2019 03:31 Ree0628
Ateacher surveyed her class after they had taken a vocabulary test. eighteen of the students claimed they had studied at least one hour for the test. the remaining twelve students admitted that they had not studied for the test at all. the test results (expressed as a percent) for the two groups are shown below. studied: 87, 100, 94, 79, 92, 100, 95, 83, 89, 99, 100, 91, 89, 95, 100, 93, 96, 83 did not study: 82, 72, 45, 91, 58, 83, 65, 87, 90, 77, 73, 89 part 1: calculate the mean of the group that studied, rounded to the nearest tenth. part 2: calculate the mean absolute deviation of the group that studied, rounded to the nearest tenth. part 3: how many of the scores (from the group that studied) are within one mean absolute deviation of the mean.
Answers: 1
Mathematics, 21.06.2019 18:30, alizeleach0123
Which representation has a constant of variation of -2.5
Answers: 1
Mathematics, 22.06.2019 01:30, deshawnnash53
Becca wants to mix fruit juice and soda to make a punch. she can buy fruit juice for $3 a gallon and soda for $4 a gallon. if she wants to make 28 gallons of punch at a cost of $3.25 a gallon, how many gallons of fruit juice and how many gallons of soda should she buy?
Answers: 2
Mathematics, 22.06.2019 02:30, periwinkleaqua72
Ineed on these fraction questions! could'ya me? 1. 3/8 ( ? ) 0.295 a. = b. > c. < 2. -0.770 ( ? ) -4/5 a. = b . < c. >
Answers: 1
Ateacher surveyed her class after they had taken a vocabulary test. eighteen of the students claimed...
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