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if a and b are independent events which rule do we useanbsppa or b pa pbbnbsppa and b pa
use the followingnbspsamplenbspdata to find the standard deviation -1 0 2 3 7 7 10round answer to one decimal
let a random sample be taken of nbspn 36 from a population with a known standard deviation ofnbspsigma 3 suppose that
what is the approximatenbspminimumnbsppercentage of data innbspanynbspfrequency distribution that lies within 3
acme airlines flies airplanes that seat 12 passengers from experience they have learned that on average 80 of the
bullthis assignment is important in providing feedback and helping to establish competency in essential
a salon sells its cologne wholesale for 875 per bottle the variable cost of producing x hundred bottle is -3x2511x-325
vehicle speeds at a certain highway location are believed to be approximately normally distributed with a mean of 60
1 the economic policy institute reports that the average entry-level wage for male college graduates is 2214 per hour
a standard deck of playing cardsconsists of 52 cardsthese 52 are divided equally 13 each into four suits hearts
beagles -nbspweights of full-grown female beagles follow approximately a normal distribution with a mean weight of 20
jackson even-numbered chapter exercises pp 308-310what is an f-ratio define all the technical terms in your answerwhat
instructions each question should be 200-250wordsq1 weather reports typically report the daily high and low
4 nbsp nbsp nbsp suppose that at a blood drive a total of n 300 participants donate blood and the blood type for each
how do the shapes of the t distribution and the z distribution differnbsp why do you think we need to use a different
assume that the significance level isnbspalpha005nbspuse the given information to find the p-value and the critical
1 calculate the sample size needed given these factorsone-tailed t-test with two independent groups of equal sizesmall
anbsp in a recent sample of 84 used car sales costs the sample mean was 6425 with a standard deviation of 3156 assume
let c q represent the cost and rq represent the revenue in dollars of pro-ducing q items and let c100 30 and g100 29
a researcher would like to know whether there is a consistent predictable relationship between verbal skills and math
an insurance investigator has observed the people with some astrological signs tend to be safer drivers the people with
explain how the chi-square tests differ from parametric tests such as t tests or anova with respect to the hypotheses
a study of the nutrition of dialysis patients measured the level of phosphorus in the blood of a patient on 30
we are studying hypothesis testing my instructor asked once the p-value is determined how do you decide whether or not
let x be a random variable from the standard normal distribution find the value of k for the following problemsa