Mathematics, 22.04.2020 01:19 makayla10119
A recent survey of 51 students reported that the average amount of time they spent listening to music was 11.5 hours per week, with a sample standard deviation of 9.2 hours. Which of the following is a 90% confidence interval for the mean time per week spent listening to the radio? (a) 11.5 +1.676 x 9.2 (b) 11.5 +1.282 x 9.2 (c) 11.5 +1.676 x 9.2/51(d) 11.5 +1.282 x 9.2/V51 (e) 11.4 +1.299 x 9.2/51
Answers: 3
Mathematics, 21.06.2019 15:10
5x + 2 = 12 solve the following equation. then place the correct number in the box provided.
Answers: 2
Mathematics, 21.06.2019 16:30
You are updating your garage and the only thing left to paint is your garage day. you're only going to paint the slide that faces the street. the garage door is 9 fert 8inches tall and 120 inches wide. you need to know the surface area of the side of the garage door to determine how much paint to buy. the hardware store sells paint by how much covers a square foot. what is the surface area you should report to the hardware store what is the answer
Answers: 3
Mathematics, 21.06.2019 21:00
Which must be true in order for the relationship △zyv ~ △xwv to be correct? zy ∥ wx ∠z ≅ ∠y and ∠w ≅ ∠x zv ≅ vy and wv ≅ vx ∠z ≅ ∠x and ∠w ≅ ∠y
Answers: 2
A recent survey of 51 students reported that the average amount of time they spent listening to musi...
Social Studies, 04.10.2019 21:30
Physics, 04.10.2019 21:30
Health, 04.10.2019 21:30
Mathematics, 04.10.2019 21:30
Mathematics, 04.10.2019 21:30
Mathematics, 04.10.2019 21:30
History, 04.10.2019 21:30