Mathematics, 03.05.2021 19:20 haileyhale5
What percent of the students who spend 4-8 hours a week on screens reported a grade average below 80? Round your answer to the nearest whole number percent.
Answers: 1
Mathematics, 21.06.2019 21:20, pampam49
An office supply company conducted a survey before marketing a new paper shredder designed for home use. in the survey, 80 % of the people who tried the shredder were satisfied with it. because of this high satisfaction rate, the company decided to market the new shredder. assume that 80 % of all people are satisfied with this shredder. during a certain month, 100 customers bought this shredder. find the probability that of these 100 customers, the number who are satisfied is 69 or fewer.
Answers: 2
Mathematics, 22.06.2019 04:10, toottoot42169
Random variables x poisson~ ( a) ,y poisson ~ ( a) . x and y are independent. if 2 1, 2 1. u =2x+ y-1, v=2x- y +1. find: ) cov (u ,v ).
Answers: 2
Mathematics, 22.06.2019 04:30, bobbyandskylabe
8) during a clearance sale, a keyboard that normally sells for $49.99 is discounted for $34.99. what is the percent discount?
Answers: 1
What percent of the students who spend 4-8 hours a week on screens reported a
grade average below...
Mathematics, 15.07.2020 01:01
Mathematics, 15.07.2020 01:01
Mathematics, 15.07.2020 01:01