subject
Mathematics, 13.03.2021 02:40 cakey3501

May someoen pleas help me do this I am ofering nice amount of pts and will give Brainliest... SERIOUSLY 1. An educator wants to determine if the new reading activities in the classroom will help
elementary school pupils improve their reading scores on a statewide reading test. She finds an elementary school with 500 students that has implemented the reading program. She takes a simple random sample of 21 students at that school and finds their mean reading score on the statewide reading test was 51.48 with a standard deviation of 11.01. She then finds a second elementary school with 700 students that has not implemented the reading program. She takes a simple random sample of 23 students at that school and finds their mean reading score on the statewide reading test was 41.52 with standard deviation 17.15. If the distribution of reading scores on the statewide test is Normal. What is the likelihood that the survey will indicated that more elementary school students at the second school will have a higher reading score than at the first school?

ansver
Answers: 3

Another question on Mathematics

question
Mathematics, 21.06.2019 19:00
Which values of p and q result in an equation with exactly one solution? px-43=-42x+q choose all answers that apply: a) p=-43 and q=-43 b) p=42 and q=43 c) p=43 and q=−42 d) p=42 and q=42
Answers: 1
question
Mathematics, 21.06.2019 21:50
Determine the common ratio and find the next three terms of the geometric sequence. 10, 2, 0.4, a. 0.2; -0.4, -2, -10 c. 0.02; 0.08, 0.016, 0.0032 b. 0.02; -0.4, -2, -10 d. 0.2; 0.08, 0.016, 0.0032 select the best answer from the choices provided a b c d
Answers: 1
question
Mathematics, 21.06.2019 23:00
Ineed to know the ordered pairs for this equation i need the answer quick because it’s a timed test
Answers: 1
question
Mathematics, 22.06.2019 00:30
Pls as soon as ! will award brainliest and 20 ! also the answer is not 22.5 degrees! find the value of x in each case:
Answers: 3
You know the right answer?
May someoen pleas help me do this I am ofering nice amount of pts and will give Brainliest... SERIOU...
Questions
question
Mathematics, 30.03.2020 22:58
question
Mathematics, 30.03.2020 22:58
question
Mathematics, 30.03.2020 22:58
question
Mathematics, 30.03.2020 22:58
question
Mathematics, 30.03.2020 22:58
Questions on the website: 13722367