Ungrouped and a grouped frequency distribution
Develop both an ungrouped and a grouped frequency distribution for the data given below:
42 46 52 50 54 51 51 49 54 42
55 49 53 50 55 41 53 52 47 45
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Plot zeros of f(x) you found in part (a) on the unit circle and label coordinates. Determine all zeros of f(x) State the answers in terms of z where z is integer.
The angle of elevation from the point A on ground to top of water tower is 19.9 degrees. Point B, 50 feet closer, has the angle of elevation of 21.8 degrees. Determine height of water tower?
Determine the null hypothesis and alternative hypothesis. Determine the test statisitic. Determine the P-value. What is the final conclusion
The propellers of Amazon Paradise have the radius of 1.2m. At full throttle propellers turn at 135rpm. Determine linear speed at tip of propeller blade in meters per seconds.
Write down a correct null and alternative hypothesis for testing the claim that mean life of battery for cell phone is at least 55 hours.
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Population of Bowlegs, Oklahoma, is 25000. Compute average walking speed. City's population has the average walking speed of 1.7 feet per second. Determine population of the city.
Determine c so that f(x) is a proper density function. Determine the cumulative distribution function of X. What is the probability P(0.1 . X . 0.5)?
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