Week 3 quiz, ornithologists, health and medicine homework help
Ornithologistsclassify hummingbirds in the United States using 17 different species:Allen, Anna, Berylline, Black-chinned, Blue-throated, Broad-billed,Broad-tailed, Buff-bellied, Calliope, Costa, Lucifer, Magnificent,Ruby-throated, Rufous, Violet-crowned, White-eared, and Xantus. Whattype of data is collected?(Points : 1)NominalOrdinalIntervalRatioA sample of 80 juvenile salmon is grouped into the resulting frequency distribution based on their weights.Weight (in grams)Frequency100-14915150-19910200-24930250-29925If a Pie Chart were constructed for the weights of the salmon, whatwould be the measure of the central angle for the class weighing 200-249grams?(Points : 1)67.5112.513545 Consuming a 1400 calorie hamburger each day for a week; Gaining weightTaking a Biostatistics course; Having brown hairRandomly selecting a gray fox; Randomly selecting a fishRandomly selecting someone with type O blood; Randomly selecting someone with type B bloodUse the following probability distribution for this next question. Biologists researching a certain type of hawk, Accipiter spp., found the following probability values for x, the number of offspring.xP(x)0.051.192.323.214.125.086.03Find the standard deviation of the probability distribution foroffspring of Accipiter spp. Give your answer to one decimal, e.g., 1.2Use the binomialdistribution for this question. A doctor knows from experience that 10%of the patients to whom she gives a certain medication will experienceundesirable side effects. Assume the doctor gives medication to the next12 patients. Referring to the binomial distribution for the medication,find the probability that exactly five of these patients willexperience undesirable side effects. Give your answer to three decimals,e.g., .987Use the StandardNormal distribution to answer this question. Identify the probabilitycorresponding to a z-score of less than -1.33.(Points : 1).0918.9082.8165.6239Use the Poisson distribution for thisquestion. For a science laboratory experiment, the average number ofradioactive particles passing through a counter in a millisecond isfour. Find the probability that six particles pass through the counterin a given millisecond. Give your answer to three decimals, e.g., .987Use the normal distribution for this question. The mean maximum aerobic power (VO2MAX score for women ages 20 to 29 is 36 ml/min/kg with a standard deviation of 7 ml/min/kg. Determine the maximum VO2MAXscore for women ages 20 to 29 who score in the bottom 20% of all womenin this age bracket. Give your answer to two decimals, e.g., 12.34Find the minimum sample size required to estimate a population mean mfrom an underlying normal distribution. Margin of error: 5; confidencelevel: 95%; = 20. Round your answer up to the nearest integer.Assume a simple random sample has been taken, the population standarddeviation is known, and the population is normally distributed.According to a sample of 200 various insurance brokers and healthexperts, a typical childbirth in the United States costs a mean of$9500. Assume we know from a previous study, the standard deviation ofthe cost of the births is $2500. Use a 98% confidence level.Find the margin of error E that corresponds to the above statistics andconfidence level. Give your answer to the nearest integer.
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