Mathematics, 13.06.2021 22:10 dilaydi1212
Certain tubes manufactured by a company have a mean lifetime of 800 hours and a standard deviation of 6 hours. Find the probability that a random sample of 16 tubes taken from the group will have a mean lifetime (a) between 790 and 810 hours, (b) less than 785 hours, (c) more than 820 hours.
Answers: 3
Mathematics, 21.06.2019 21:30
Olive's solar powered scooter travels at a rate of 30 miles per hour. what equation can she use to calculate her distance with relation to the time she traveled? h=hours m=miles 1. h=m+30 2. m=30h 3. m=h+30 4. h=30m
Answers: 2
Mathematics, 21.06.2019 22:30
Use the following statements to write a compound statement for the conjunction or disjunction. then find its truth value. p: an isosceles triangle has two congruent sides. q: a right angle measures 90° r: four points are always coplanar. s: a decagon has 12 sides. a) a right angle measures 90° or an isosceles triangle has two congruent sides; true. b) a right angle measures 90° and an isosceles triangle has two congruent sides; true. c) a right angle measures 90° and an isosceles triangle does not have two congruent sides; false. d) a right angle measures 90° or an isosceles triangle does not have two congruent sides; true.
Answers: 3
Mathematics, 22.06.2019 00:30
Round each of the decimals to the nearest hundredth a. 0.596 b. 4.245 c. 53.6843 d. 17.999
Answers: 2
Certain tubes manufactured by a company have a mean lifetime of 800 hours and a standard deviation o...
Mathematics, 26.05.2021 02:10
English, 26.05.2021 02:10
Mathematics, 26.05.2021 02:10
English, 26.05.2021 02:10
Mathematics, 26.05.2021 02:10
Mathematics, 26.05.2021 02:10
Mathematics, 26.05.2021 02:10
SAT, 26.05.2021 02:10
Mathematics, 26.05.2021 02:10
English, 26.05.2021 02:20
Spanish, 26.05.2021 02:20