Mathematics, 10.03.2020 00:43, janahiac09
In a recent study, the center for disease control and preventation reported that the diastolic blood pressures of adult women in the united states are apporcimately normally distrubuted with mean 80.5 and standard deviation 9.9.
a. Find the probability that a randomly selected adult woman will have a diastolic blood pressure greater than 85?
b. Find the 40th percentile of the blood pressures.
c. A random sample of size 81will be drawn from the population. What is the probability that the sample mean will be greater than 78.5?
Answers: 1
Mathematics, 21.06.2019 23:30, webbhlharryteach
Ateacher wanted to buy a chair, a bookshelf, two tables and a desk. she spent $900 for all five items and the chair and the desk combined 70% of her total. if the bookshelf cost $50, how much did each of the tables cost?
Answers: 1
In a recent study, the center for disease control and preventation reported that the diastolic blood...
Mathematics, 02.12.2020 06:20
Arts, 02.12.2020 06:20
Mathematics, 02.12.2020 06:20
History, 02.12.2020 06:20
Mathematics, 02.12.2020 06:20
Mathematics, 02.12.2020 06:20
Mathematics, 02.12.2020 06:20