Mathematics, 19.10.2020 01:01, larapoghosyan91
The results of a national survey showed that on average, adults sleep 6.8 hours per night. Suppose that the standard deviation is 1.2 hours and that the number of hours of sleep follows a bell-shaped distribution. If needed, round your answers to two decimal digits. If your answer is negative use âminus signâ. (a) Use the empirical rule to calculate the percentage of individuals who sleep between 4.4 and 9.2 hours per day. Enter your answer as a percentage. % (b) What is the z-value for an adult who sleeps 8 hours per night? (c) What is the z-value for an adult who sleeps 6 hours per night?
Answers: 2
Mathematics, 21.06.2019 22:10, Jenifermorales101
Write the function for the graph. (1.8) (0,4)
Answers: 3
Mathematics, 21.06.2019 22:30, ashleyrover11
(a. s."similarity in right triangles"solve for xa.) 10b.) 20c.) 14.5d.) [tex] 6\sqrt{3} [/tex]
Answers: 1
Mathematics, 22.06.2019 01:10, ljdavies51
Use a standard normal table to determine the probability. give your answer as a decimal to four decimal places. â1.5< < 1.5)
Answers: 3
The results of a national survey showed that on average, adults sleep 6.8 hours per night. Suppose t...
Chemistry, 27.09.2020 14:01
Geography, 27.09.2020 14:01
Geography, 27.09.2020 14:01
Mathematics, 27.09.2020 14:01
Social Studies, 27.09.2020 14:01