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A group of students were surveyed to find out if they like building snowmen or skiing as a winter activity. The results of the survey are shown below:
60 students like building snowmen
10 students like building snowmen but do not like skiing
80 students like skiing
50 students do not like building snowmen
Make a two-way table to represent the data and use the table to answer the following questions.
Part A: What percentage of the total students surveyed like both building snowmen and skiing? Show your work.
Part B: What is the probability that a student who does not like building snowmen also does not like skiing? Explain your answer.
Regrind, Inc. regrinds used typewriter platens. The cost per platen is $2.40. The fixed cost to run the grinding machine is $92 per day. If the company sells the reground platens for $4.40, how many must be reground daily to break even?
A factory produces fuses, which are packaged in boxes of 18. Six fuses are selected at random from each box for inspection. The box is rejected if at least one of these six fuses is defective. What is the probability that a box containing nine def..
Find at least three ordered pairs that satisfy the following equation and graph the line through them. display a graph. Show all work.
A 100% concentrate is to be mixed with a mixture having a concentration of 30% to obtain 65 gallons of a mixture with a concentration of 80%. How much of the 100% concentrate will be needed?
How many units of each model should National make each month in order to maximize its monthly profits? What is the optimal profit?
a rectangle has an area of 72 square meters and a side length of 9 meters. what is the perimeter of the
Summarize the results of your Power Analysis. P. S. I created this summary to show what information/statistics to present and how to present it.
Customers shopping at a particular supermarket spend a mean time shopping of 47 minutes, with a standard deviation of 11 minutes. Assuming a normal distribution, what is the probability that a randomly chosen customer will spend between 36 and 58 ..
Find the probability that the committee has exactly two accountants.
For the five-pointed star (pentagram), inscribed in the circles, find the measures of ∠1 and ∠2. If ST- ≅ TV-. Explain why ΔSTV is an isosceles triangle.
What is the difference between prime numbers and composite numbers? How are prime numbers and composite numbers related? Prime numbers are often used in cryptography.
Assuming no loss of water and a heat capacity for the vessel of 10.0 J/°C, what is the final temperature of the system (c of copper = 0.387 J/g·°C)?
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