How many different sequences of three notes are possible
A song writer wishes to compose a melody. Each note in the melody must be one of the 14 notes in her vocal range. How many different sequences of 3 notes are possible?
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A researcher wants to study the physical activity levels among adults. The mean weight of adult Torontonians is 135 lbs with a standard deviation of 10 lbs. She does a survey of 10 individuals who have a mean weight of 140 lbs.
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the distance light moves in one second),(Ta, Xa,Ya,Za)= (4.5 s,1.3 ls, .3 ls, 5.6 ls) in a frame S, and event B happeneds at the coordinates (t'b,x'b,y'b,Z'b)= (-1.4 s, 29.1 ls, .3 ls, 5.6 ls) in another frame S' along in the +x-axis at a speed
Each note in the melody must be one of the 14 notes in her vocal range. How many different sequences of 3 notes are possible?
Estimate the mean wait time using a 99% confidence interval. Assume that wait times are normally distributed.
The blocks can be distinguished only by color. If the child lines up the blocks in a row at random, calculate the following probabilities: Red blocks appear at both ends.
Buyer behavior is at the core of marketing. All marketing programs need to begin with an understanding of why and how consumers buy what they do.
A local social service agency is asked to determine areas in the greatest need of social support. The neighbourhoods that are identified as being in need of assistance will qualify for the city's new employment assistance.
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