Mathematics, 14.06.2020 00:57 jujusmith2022
HEP BEING TIMED!
The length of pregnancies in giraffes is normally distributed with a mean length of 430 days and a standard deviation of 9 days. If a random sample of 25 giraffes is taken, what is the probability the sample mean length will be between 429 days and 432 days?
Give your answer to four decimal places
Answers: 1
Mathematics, 21.06.2019 17:30
Describe the 2 algebraic methods you can use to find the zeros of the function f(t)=-16t^2+400.
Answers: 3
Mathematics, 21.06.2019 18:30
Dakota earned $7.50 in interest in account a and $18.75 in interest in account b after 15 months. if the simple interest rate is 4% for account a and 5% for account b, which account has the greater principal? explain. to make it a little easier, there is an image. good luck!
Answers: 1
Mathematics, 21.06.2019 19:30
Which statements are true? check all that apply. the line x = 0 is perpendicular to the line y = –3. all lines that are parallel to the y-axis are vertical lines. all lines that are perpendicular to the x-axis have a slope of 0. the equation of the line parallel to the x-axis that passes through the point (2, –6) is x = 2. the equation of the line perpendicular to the y-axis that passes through the point (–5, 1) is y = 1.
Answers: 1
HEP BEING TIMED!
The length of pregnancies in giraffes is normally distributed with a mean length o...
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