Mathematics, 05.09.2020 02:01 astultz309459
. The following cumulative relative frequency graph displays the distribution of the lifetime (in hours) of a AA battery.
Approximately what proportion of batteries will last 325 hours or more? *
What battery life would be needed so that the battery was at the 60th percentile? *
Answers: 1
Mathematics, 21.06.2019 23:00
In trapezoid abcd, ac is a diagonal and ∠abc≅∠acd. find ac if the lengths of the bases bc and ad are 12m and 27m respectively.
Answers: 3
Mathematics, 21.06.2019 23:30
Adele is five years older than timothy. in three years, timothy will be 2/3 of adele’s age. what is adele‘s current age?
Answers: 1
Mathematics, 22.06.2019 00:30
Anew test for ra is being developed. the test is administered to 750 patients with ra and 750 without ra. for the sake of the question, assume the prevalence of ra in this population is 50%. of the 750 patients with ra, 575 have a positive result. of the 750 patients without ra, 150 have a positive result. what is the positive predictive value of the new test? a575/(575+150) b. 600/(600+ 150) c. 575/(575+125) d. 600/(600+ 125)
Answers: 2
Mathematics, 22.06.2019 00:30
Parallelogram rstu is a rhombus. m∠r = 120° what is m∠t = 120 (what is m∠rsu? )
Answers: 2
. The following cumulative relative frequency graph displays the distribution of the lifetime (in ho...
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