Mathematics, 25.05.2021 18:10, venancialee8805

Suppose the test scores on an exam show a normal distribution with a mean of 78 and a standard deviation of 8. Within what range do about 95% of the scores fall?

Answers: 3

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 16:30, marbuscis99

Prove that the sum of two consecutive exponents of the number 5 is divisible by 30.if two consecutive exponents are 5n and 5n + 1, then their sum can be written as 30.

Answers: 1

continue

Mathematics, 21.06.2019 17:20, dixonmckenzie1429

Asap describe the transformations required to obtain the graph of the function f(x) from the graph of the function g(x). f(x)=-5.8sin x. g(x)=sin x. a: vertical stretch by a factor of 5.8, reflection across y-axis. b: vertical stretch by a factor of 5.8,reflection across x-axis. c: horizontal stretch by a factor of 5.8, reflection across x-axis. d: horizontal stretch by a factor of 5.8 reflection across y-axis.

Answers: 1

continue

Mathematics, 21.06.2019 19:00, vava1804

Write the expression in complete factored form. 5n_(c - 3) - n(c - 3) =

Answers: 2

continue

Mathematics, 21.06.2019 19:30, apere655

Ascientist wants to use a model to present the results of his detailed scientific investigation. why would a model be useful? a )because the model makes the concepts easier to understand b) because the model is easy to put together and to use c) because the model prevents other scientists from asking questions d) because the model requires the audience to pay full attention to it i don't know what to choose because between a and d a is much more likely than d because it only wants to get the attention of the audience. i'm confuse.

Answers: 1

continue

Do you know the correct answer?

Suppose the test scores on an exam show a normal distribution with a mean of 78 and a standard devia...