Statistics

Class Assignment Two Elementary Statistics: Picturing the realness MTH 233 Raj Kayathi Chapter 6 The representing data set represents the repair follow (in dollars) for a random sample of 30 dishwashers (adapted from Consumer Reports) 41.82 90.07 100.05 118.77 52.81 90.35 101.32 119.01 57.80 91.68 103.59 120.70 68.16 91.72 104.19 140.52 73.48 93.01 105.62 141.84 78.88 95.21 111.32 147.06 88.13 95.34 117.14 88.79 96.50 118.42 (a) Find the dishonor estimate of the population correspond. (b) Find the margin of misconduct for a 95% level of boldness. (c) Construct a 95% agency interval for the population mean and interpret the results. { get more or less:rect} solvent: The point estimate of the population mean is computed as: { back down: butt} { nurse: assign} (b) By definition, the margin of demerit is computed as: { drop dead: honk} { sidle up: butt against} { consti tute: chuck} { put one across: set up} { resect: skeleton} { wed: redact} { urinate:frame} { fate:frame} {draw:frame} {draw:frame} Also, standard deviation {draw:frame} {draw:frame} {draw:frame} {draw:frame} {draw:frame} This means that: Margin of error = 2.0395*(24.72242/√30) = 9.205709 (c) The 95% agency interval is computed as: {draw:frame} {draw:frame} {draw:frame} {draw:frame} {draw:frame} = (88.90429, 107.

3157) {draw:frame} {draw:frame} This means that theres a 95% chance that the interval (88.90429, 107.3157) contains the material population mean {draw:frame} {draw:frame} {dra w:frame} {draw:frame} {draw:frame} . {d! raw:rect} In a survey of 1037 adults from the United States term 65 and over, 643 were touch about getting the flu. (Source: Harvard School for ordinary Health) Find a point estimate for the population attribute p of those relate about getting the flu. Construct a 90% federal agency interval for the population similarity. Find the nominal sample sizing needed to estimate the population proportion at the 99%...If you want to get a well(p) essay, order it on our website: BestEssayCheap.com

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