subject
SAT, 21.01.2021 05:20 capricorn0115

10) A competency test has scores with a mean of 255 and a standard deviation of 61. A histogram of the data shows that the distribution is
normal. Use the Empirical Rule to find the percentage of scores higher than 72

ansver
Answers: 3

Another question on SAT

question
SAT, 25.06.2019 04:30
Show all steps i have my exam tomorrow
Answers: 1
question
SAT, 26.06.2019 09:30
Alex is the head photographer for the yearbook and the newspaper. she has a large staff of assistant photographers because they need to take pictures at all of the school events. she knows that some of her photographers have better cameras and can take action shots at sporting events, and that some of them are good at taking candid pictures in the hallways. she sets firm deadlines so she has enough time to look through all of the shots and choose the best ones. she gives her photographers constructive feedback to them improve their pictures. respectful enforcer warlord doormat peacemaker
Answers: 1
question
SAT, 26.06.2019 11:30
Asoccer team has played 25 games and has won 60% of the games it has played. what is the minimum number of additional games the team must win in order to finish the season winning 80% of the games it has played?
Answers: 1
question
SAT, 26.06.2019 14:30
Which of the following sections on the sat presents the questions in order of difficulty, from easiest to hardest, within each question type? select all that apply. math test writing and language test reading test
Answers: 2
You know the right answer?
10) A competency test has scores with a mean of 255 and a standard deviation of 61. A histogram of...
Questions
question
Mathematics, 22.11.2019 10:31
question
English, 22.11.2019 10:31
Questions on the website: 13722363