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A Phys. Ed. teacher is training his class for track and field try outs. There are seven event leaders and forty-two students. The first event is running long jump, and requires two event leaders and twenty- five students. The second event is the 100 m dash, and requires two event leaders and ten students. The third event is the high jump, and requires three event leaders and seven students.
a. How many ways can the event leaders be chosen for the high jump?
b. How many ways can students be chosen for the 100 m dash?
c. In how many ways can the students be arranged if Sarah and Nicki both need to be at the first event, and Todd and Mike need to be in the high jump?
(a) Find the probability that all four adults are very confident in the nutritional information on restaurant menus. (b) Find the probability that none of the four adults are very confident in the nutritional information on restaurant menus.
1. the length of time in minutes required to complete a series of physical therapy exercises is normally distributed
It has been said that from the point of view of the general population, Type I errors are particularly undesirable. This has been used as a justification for setting alpha at such low levels as .05 and .01.
Assume that the bricks used are randomly chosen from a population of bricks whose mean length is 10 inches and whose standard deviation is 1/32 inch.
Starbucks regularly introduces new coffee drinks and attempts to evaluate how these drinks fare by estimating the price its franchises can charge for them and sell enough cups to justify marketing the drink.
Explain what happened to the dream of providing liberty and equality to black people after the Civil War.
Explain why the number of speeding tickets each student in the senior class of a college has ever had.- Players scores (number of strokes) at the U.S. Open golf tournament in a given year.
Without looking into the bag reach into it and select a string. Record its length (to the nearest inch) and return the string to the bag. Repeat this process until 10 strings have been sampled.
a box of 10 gloves contains three left-handed gloves and seven right-handed gloves. complete parts a through d.a. if
When 319 college students are arbitarily selected and surveyed, it is observed that 120 own a car. Determine a 99% confidence interval for true proportion of all college students who own a car.
perform the two anova tests. include the anova table and an explanation of your results. be sure to write full
Make a plot of the total number of tornadoes by year. Does a linear trend over years appear reasonable? Are there any outliers or unusual patterns? Explain your answer.
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