You roll a number cube 4 times. What is the probability of rolling a 1 exactly 3 times?
You roll a number cube 4 times. What is the probability of rolling a 1 exactly 3 times?
You are playing a card game in which you have a 0.25 probability of winning each hand. If you play 15 hands,what is the mean of this binomial probability distribution?
The probability that a college freshman will graduate college is 0.5. Six friends enter college at the same time.
The mean of a distribution is 100 and the standard deviation is 10. 130 80 120 90
The mean of a distribution is 10 and the standard deviation is 3. 6 3 10 16
If the failure rate of TVs is 13.3%,how many would be expected not to fail when 1,500 TV's go to market?
The standard deviation of the mass of 50 mice in a normal population is 5 g.
The average value of a distribution is 150. The standard deviation is 25
Values are 1.2, 3, 4, 1.2, 3.2, 4.1, 1.2, 9, 6, 1.2, and 4.5
23, 76, 79, 76, 77, 74, 75
The people attending a movie showing on Saturday had the ages: 43, 46, 49, 50, 52, 54, 78, 47.
A group of laboratory mice were massed and the results are as follows: 504 g, 340 g, 450 g, 499 g, 201 g, 550 g, 525 g and 505 g. Remove the 550 g mouse from the study
after removing 99 from the following list of numbers: 45, 60, 89, 115, 120, 99, 103, 130, 5, 101, 69, 75, 98, 107.
A normal distribution has a mean of 50 and a standard deviation of 6.
If the standard deviation of a set of values is 6.7 and the average value is 201.2. Choices are ; 203.5 208.0 194.7 198.2
A local bakery makes wheat bread. The number of grains of wheat in the bread is normally distributed, with mean 11.4 g and standard deviaton 1.3 g. This bakery sells 100 loaves of bread.
Choices are ; 95% 99.5% 100% 65%
The mean of a distribution is 20 and the standard deviation is 5. 30 25 7 11 I don't understand how to find the answer.
construct a frequency table with 4 classes form the data below. Miles Driven 6 20 8 9 22 17 33 29 43 45 24 18 12 78 34 25
A hot-air balloon is held at a constant altitude by two ropes that are anchored on the ground. One rope is 120 ft long and makes an angle of 65° with the ground. The other rope is 115 ft long.