Mathematics, 05.04.2020 08:49 dieguezisabel
Chelsea wants to determine the number of people in her school who read news reports on the Internet daily. She asks five people
in her language arts class. Which improvements could Chelsea make to her sample to increase the validity of the results ? Select
three options.
increase the sample size
choose students from different grade levels
choose every fourth student in all language arts classes
decrease the sample size
choose students whose answer to the survey question is predetermined
Answers: 2
Mathematics, 21.06.2019 21:30, girlysimbelieve
Aroulette wheel has 38 slots in which the ball can land. two of the slots are green, 18 are red, and 18 are black. the ball is equally likely to land in any slot. the roulette wheel is going to be spun twice, and the outcomes of the two spins are independent. the probability that it lands one time on red and another time on black in any order is(a) 0.5 (b) 0.25 (c) 0.4488 (d) 0.2244
Answers: 1
Mathematics, 21.06.2019 21:30, GreenHerbz206
Find the unit rate for: 75% high-fiber chimp food to 25% high -protein chimp food.
Answers: 2
Mathematics, 22.06.2019 00:30, anytka21ovxqoa
Which ordered pair is a solution of the equation? 2x+3y=10
Answers: 1
Chelsea wants to determine the number of people in her school who read news reports on the Internet...
Mathematics, 28.10.2020 23:20
Mathematics, 28.10.2020 23:20
Mathematics, 28.10.2020 23:20
Mathematics, 28.10.2020 23:20