Average weight less than 28 gram
The mean weight of Lay's mini size chips is 28.3 gram with a standard deviation of 1 gram, what's the probability to get a sample of 30 bags of this kind of chips with an average weight less than 28 gram?
Expected delivery within 24 Hours
Use smallest whole number. Example if the ratio was 55,20,20,9 then the expexed ration would be 6:2:2:1 Use smallest whole number.
One end is pivoted on the axis, and the other end is connected to the axis by a string that is perpendicular to the axis. What is the tension in the string, and what is the force that the pivot applies to the stick? (Ignore gravity).
The mean time to prepare a return is 90 minutes and the standard deviation of the distribution is 14 minutes. Suppose 100 returns from this year are selected and analyzed regarding the preparation. What is the standard error of the mean?
How do you find the pooled standard deviation in an ANOVA table?
1. A plane accelerates from rest at a constant rate of 5.00 along a runway that is 1800 long. Assume that the plane reaches the required takeoff velocity at the end of the runway. What is the time needed to take off? 2. What is the speed of the pl
What is the probability that a 20 year old female will live through her 25th year? What is the probability of dying for males 21-26 years of age?
If the p-value for the interaction term in a Two Factor ANOVA table is 0.057, what do you do? Interaction is significant, so the next step is looking at the main effects.
Find the indicated probabilities using the geometric distribution or poison distrubution. Then determine if the events are unusual, if convenient use the pioson probability table or technology to find the probabilities.
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